Agatha Christie Books in Order

Hercule Poirot and Captain Hastings arrive in the coastal village of Merlinville-sur-Mer, France, to assist Paul Renauld, who has sent a desperate letter for help. Upon their arrival, they discover Renauld's body brutally stabbed in the back and buried in a shallow grave next to a newly developed golf course. Renauld's wife, Eloise, claims masked men broke into their villa and abducted her husband. As Poirot investigates, he finds a piece of lead piping near the body and learns that only three female servants were present during the incident. The local police, led by Monsieur Giraud, resent Poirot's involvement as he begins to unravel the tangled web of lies surrounding Renauld's death. Meanwhile, Hastings encounters a mysterious young woman known as 'Cinderella,' who asks to see the crime scene and then vanishes with the murder weapon.

Poirot investigates a series of thefts and murders, starting with the attack on Lady Yardly at Yardly Chase, where a masked man steals her prized necklace during a blackout. The next day, another jewel is stolen from actress Mary Marvell's hotel room, prompting Poirot to delve deeper into the case. He travels to Marsdon Manor to examine the suspicious death of Mr. Maltravers, who died shortly after taking out a life insurance policy. While questioning witnesses, Poirot encounters Captain Black, who raises suspicions about his involvement. As Poirot gathers evidence, he faces the challenge of unraveling the truth amidst conflicting testimonies and hidden motives.

Dr. James Sheppard visits Roger Ackroyd at his estate, Fernly Park, for dinner, where Ackroyd reveals that his fiancée, Mrs. Ferrars, confessed to murdering her husband and is being blackmailed. After dinner, Ackroyd receives a letter from Mrs. Ferrars, which he intends to read privately. Shortly after Sheppard leaves the house, he receives a call about Ackroyd's murder and rushes back to find Ackroyd dead in his study with a dagger in his neck. The study door is locked from the inside, and the letter is missing, raising immediate suspicions among the household members present during the evening. As Sheppard investigates, he discovers conflicting testimonies about Ackroyd's last moments and the mysterious disappearance of Ralph Paton, Ackroyd's stepson.

Hercule Poirot and Captain Hastings receive an urgent visit from a man named Mayerling, who collapses in Poirot's bedroom, cryptically mentioning the number four and Poirot's name. They learn about an international crime organization called the Big Four, led by a Chinese mastermind known as Li Chang Yen. Poirot and Hastings investigate further, visiting an informant named John Ingles, who reveals a murder linked to the Big Four. They discover that a British scientist, Halliday, has been kidnapped while working on a dangerous wireless energy project. As they delve deeper, Hastings is attacked by an unknown assailant, and they uncover a plot involving Madame Olivier, who is revealed to be one of the Big Four. To gather more intelligence, Poirot stages his own death to infiltrate the group's hideout in the Italian mountains.

Ruth Kettering, an American heiress, travels on the luxurious Blue Train from Calais to Nice, carrying a rare ruby known as the Heart of Fire. Just before departure, her father, Rufus Van Aldin, urges her to divorce her unfaithful husband, Derek Kettering. Upon arrival in Nice, Ruth is found brutally murdered in her compartment, her face disfigured and the ruby missing. Hercule Poirot, who is also on the train, is asked by Van Aldin to investigate the crime. As Poirot interviews passengers and staff, he learns that Derek was seen near Ruth's compartment shortly before her death. The investigation reveals a tangled web of relationships and motives among those aboard the train.

Sir Claud Amory, a renowned physicist, discovers that his formula for a powerful explosive has been stolen from his safe. In a tense gathering at his elegant library, he locks the doors and switches off the lights, inviting the thief to return the formula anonymously. When the lights are turned back on, Sir Claud is found dead in his chair, having been poisoned with hyoscine. Hercule Poirot arrives shortly after and begins to question the household members, including Sir Claud's family and staff, who all had access to the poisoned coffee. Amidst rising tensions and accusations, Poirot must navigate through conflicting stories and hidden motives to uncover the murderer. As he investigates, he discovers that one of the guests secretly disposed of a duplicate key during the blackout, complicating the case further.

At the dilapidated End House in the coastal town of St. Loo, Hercule Poirot meets Nick Buckley, who believes she is the target of several assassination attempts. She recounts incidents where her car's brakes fail and a boulder nearly crushes her, raising Poirot's suspicions. As he investigates, he discovers a bullet that Nick thought was a wasp, confirming his fears of foul play. Poirot interviews Nick's friends and relatives, including her cousin Charles and housekeeper Ellen, who all seem to have hidden motives. Tension escalates when another mishap occurs, prompting Poirot to take action to protect Nick from the unseen threat lurking among her acquaintances.

Hercule Poirot is approached by actress Jane Wilkinson in 1930s London, who asks him to help her obtain a divorce from her husband, Lord Edgware. Poirot visits Edgware, who surprisingly agrees to the divorce, but the next day, he is found murdered in his study, stabbed in the neck. Witnesses confirm that Jane was at a dinner party with twelve guests during the time of the murder, providing her with a solid alibi. Poirot investigates further and learns that Jane had previously threatened her husband, raising suspicions despite her alibi. As Poirot gathers information, he discovers that another actress, Carlotta Adams, is also murdered shortly after, complicating the case further.

At a dinner party hosted by Sir Charles Cartwright in his elegant home in Loomouth, Cornwall, the atmosphere shifts dramatically when Reverend Stephen Babbington collapses after sipping a cocktail. The guests, including the famous detective Hercule Poirot, are shocked as Babbington is confirmed dead, with no poison found in his glass. Following this unsettling event, Poirot learns of a second death at another gathering: Dr. Bartholomew Strange dies from nicotine poisoning under similar mysterious circumstances. As the investigation unfolds, Sir Charles and Mr. Satterthwaite discover that Strange had sent his usual butler away and that a temporary replacement has vanished without a trace. They also uncover drafted blackmail letters in the butler's room, adding layers of intrigue to the case. The connection between the two deaths becomes increasingly suspicious as they delve deeper into the motives and relationships of the guests present at both parties.

The Orient Express is halted by a snowdrift, trapping its passengers in a luxurious but confined setting. The next morning, detective Hercule Poirot learns that American businessman Ratchett has been found dead in his compartment, stabbed twelve times. Poirot examines the scene, noting an open window, a handkerchief with the letter 'H', and various pieces of evidence left behind. He interviews the passengers, who all express disdain for Ratchett, revealing their connections to a past crime involving the Armstrong family. As Poirot gathers clues, he faces the challenge of identifying the murderer among those who are now stranded with him on the train.

Hercule Poirot boards a flight from Le Bourget Airfield in Paris to Croydon Airport in London, sharing the cramped cabin with ten other passengers. As the plane descends, a wasp buzzes around before a steward discovers Madame Giselle slumped in her seat, lifeless. Poirot, having been dozing, examines the scene and finds a poisoned dart on the floor, indicating foul play. He begins his investigation by questioning the passengers while navigating the confined space of the aircraft and the tension that arises from the sudden death. The discovery of a blowpipe hidden near his seat complicates matters as suspicion falls on him, forcing Poirot to clear his name while uncovering motives among those onboard. As he delves deeper, he learns about Giselle's estranged daughter and her potential inheritance, adding layers to the mystery surrounding the murder.

In London, Hercule Poirot receives a letter signed 'A.B.C.' predicting a murder in Andover. Shortly after, Alice Ascher is found dead in her tobacco shop, with an ABC Rail Guide left beside her. Poirot and Arthur Hastings investigate the case, and another letter arrives, warning of a murder in Bexhill. They discover that Elizabeth Barnard, a waitress, is murdered on the beach, also accompanied by an ABC guide. As they delve deeper, Poirot learns that Sir Carmichael Clarke is the next target, with a letter directing them to Churston for the anticipated crime.

Nurse Amy Leatheran arrives at an archaeological dig in the arid landscape of Hassanieh, Iraq, to care for Louise Leidner, the wife of the chief archaeologist, Dr. Eric Leidner. Shortly after her arrival, Louise reveals her fear of receiving threatening letters from her deceased first husband, Frederick Bosner. Tensions rise when Louise is found murdered in her locked bedroom, with no apparent means for an intruder to enter. Captain Maitland leads the initial investigation but cannot find the murder weapon, prompting Dr. Leidner to call upon Hercule Poirot for assistance. Poirot observes the scene, noting the barred window and bloodstains on the rug, while interviewing the dig team members who harbor their own secrets and suspicions about one another.

At a dinner party hosted by the flamboyant Mr. Shaitana, a collector of murderers, Hercule Poirot and three other detectives mingle with four guests suspected of having committed murder. After an evening of bridge, the guests discover Shaitana dead in his chair, stabbed with a dagger from his own collection. The detectives begin their investigation, questioning the suspects who all deny any wrongdoing. Superintendent Battle searches Dr. Roberts' office but finds no evidence, while Mrs. Lorrimer confesses to Poirot that she witnessed Anne Meredith stab Shaitana. The next morning, Mrs. Lorrimer is found dead from an overdose, leaving behind a suicide note that raises further suspicions about the circumstances of her death.

Emily Arundell, a wealthy spinster, takes a fall down the staircase of her home in Market Basing, which many attribute to her playful terrier, Bob. Fearing for her life, she writes a letter to Hercule Poirot, but by the time he receives it, she has already died. Poirot arrives at the house to investigate and learns from Dr. Grainger that Emily's death is attributed to chronic liver issues. During his examination of the scene, Poirot discovers a string tied to a nail at the top of the stairs, suggesting foul play. He interviews Emily's family members, including her nephew Charles and nieces Bella and Theresa, who all have motives tied to Emily's considerable fortune. As Poirot delves deeper into the family's dynamics, he uncovers various suspicious behaviors and potential motives among them.

In Aswan, wealthy socialite Linnet Doyle approaches detective Hercule Poirot while he is vacationing, seeking help to deter her former friend Jacqueline from stalking her after marrying Jacqueline's ex-fiancé, Simon. Despite Poirot's refusal to take the case, Simon and Linnet attempt to escape Jacqueline by boarding the steamer Karnak for a Nile cruise. However, Jacqueline learns of their plans and boards the ship ahead of them. During a dinner on the steamer, Jacqueline shoots Simon in the leg during a fit of rage but immediately regrets her actions. The next morning, Linnet is found dead in her cabin, shot in the head, and her valuable pearls are missing, prompting Poirot to investigate the crime scene and question the passengers aboard the ship.

In a stylish flat in Bardsley Garden Mews, Mrs. Barbara Allen is found dead with a gun in her right hand, raising suspicions of foul play due to the bullet wound above her left ear. Inspector Japp calls in Hercule Poirot to investigate the scene on Guy Fawkes Night, when the noise of fireworks conceals the sound of a gunshot. They learn that Mrs. Allen was discovered by her housemate, Miss Jane Plenderleith, who has an alibi for the night of the murder. Poirot interviews Charles Laverton-West, Mrs. Allen's fiancé, who admits he has no solid alibi. The investigation reveals that Major Eustace, another suspect, had been playing golf at the time of death, and Poirot finds Turkish cigarette stubs linked to him at the crime scene. As Poirot examines the evidence, he deduces that the gun's placement contradicts a suicide scenario, leading him to uncover deeper motives behind the murder.

In the arid landscape of Petra, Mrs. Boynton, a tyrannical matriarch, orders her stepchildren to leave her alone for the day, which is an unusual request that raises suspicion. As they explore the ancient ruins, Dr. Sarah King and the Boynton children enjoy a brief respite from her oppressive presence. Later, when a servant checks on Mrs. Boynton, he finds her lifeless body with a small puncture mark on her wrist. Dr. King examines the scene and determines that Mrs. Boynton has died from apparent heart failure, but Poirot, who overheard a chilling remark about her needing to be killed, begins to suspect foul play. He discovers that a hypodermic syringe is missing from Dr. Gerard's medical supplies, indicating that someone may have administered poison to her. The investigation becomes urgent as Poirot races against time to uncover the truth behind her death before the family can escape back to their lives.

On Christmas Eve, the wealthy and tyrannical Simeon Lee invites his estranged family to his isolated country house for a festive gathering. Tensions rise as the family members, including his four sons and their wives, express suspicion about each other's motives for attending. After a loud crash and a scream pierce the evening, they discover Simeon dead in his locked bedroom, his throat brutally slashed. The local police, led by Superintendent Sugden, quickly arrive to investigate the gruesome scene, while Poirot, who is nearby, is called to assist. As he examines the room, Poirot notices signs of a struggle and begins to piece together the family dynamics that could provide motives for murder. The investigation reveals that each family member harbors deep-seated resentments towards Simeon, complicating the search for the killer.

Elinor Carlisle arrives at her aunt Laura Welman's estate after receiving an anonymous letter warning her about a rival, Mary Gerrard, who is vying for her aunt's affection. Upon arrival, Elinor finds that her aunt has suffered a stroke and is bedridden, while her fiancé Roddy Welman becomes enamored with Mary. Following Laura's death, it is revealed that she died intestate, leaving her estate to Elinor. Shortly after, Mary is found dead from morphine poisoning, and Elinor is arrested as the primary suspect due to her access to the drug and the circumstances surrounding their relationships. As the investigation unfolds, tensions rise in the household as various characters, including Nurse Hopkins, become embroiled in the mystery of the deaths.

Hercule Poirot visits his dentist, Dr. Morley, at his Harley Street practice for a routine appointment. During the visit, Morley mentions the absence of his secretary, which complicates his day. After leaving, Poirot learns that Morley has been found dead from a gunshot wound, with a pistol lying near his hand. Inspector Japp initially suspects suicide but Poirot doubts this theory due to Morley's cheerful demeanor just before the incident. As he investigates, Poirot questions three patients who visited Morley that day, including a prominent financier and a Greek gentleman. The case deepens when one of these patients is later discovered dead from an overdose of anesthetic, raising more questions about the events surrounding Morley's death.

At the Jolly Roger hotel on a picturesque Devon beach, Hercule Poirot observes former actress Arlena Marshall flirting openly with Patrick Redfern, despite both being married. One morning, Arlena heads to Pixy Cove for a private meeting, but when Patrick searches for her shortly after, he and another guest, Emily Brewster, discover her strangled body on the beach. Poirot interviews the hotel guests about their whereabouts, learning that Emily was nearly hit by a bottle thrown from a guest room and that a chambermaid heard a bath running at noon. As Poirot investigates further, he notes the lingering scent of Arlena's perfume in a hidden cave nearby, raising suspicions about the timing of her death. The guests' alibis appear solid, but Poirot senses underlying tensions among them as he begins to piece together the events leading up to the murder.

Carla Lemarchant seeks the help of Hercule Poirot to investigate the murder of her father, Amyas Crale, which occurred sixteen years ago at Alderbury Estate in Devonshire. Poirot interviews five witnesses who were present at the time of the murder, including Philip Blake, an unsuccessful stockbroker; his brother Meredith, an amateur chemist; Angela Warren, Caroline's disfigured half-sister; Cecilia Williams, the governess; and Elsa Greer, Amyas's mistress. Each witness recounts their version of events surrounding the murder, providing Poirot with conflicting accounts and potential motives. As Poirot gathers information, he faces the challenge of piecing together fragmented memories and reconciling discrepancies in their testimonies. He discovers that Amyas was poisoned with coniine after receiving a cold beer from Caroline, who was initially believed to be guilty. The investigation reveals complex relationships and hidden tensions among the characters involved.

At The Hollow, a country estate, Dr. John Christow prepares for a weekend with friends, including his wife Gerda and his mistress Henrietta. As they gather, Christow is confronted by his former lover Veronica, who unexpectedly arrives to borrow matches. Later, after walking Veronica home, Christow returns to find himself shot by the pool, with Gerda standing over him holding a gun in shock. The scene appears staged, as other guests, including Hercule Poirot, witness the chaos unfold. Poirot quickly realizes that the gun Gerda holds is not the murder weapon, complicating the investigation as he begins to piece together conflicting accounts from the guests.

In the village of Warmsley Vale, Rosaleen Cloade and her brother David Hunter navigate the aftermath of their recent loss, as Rosaleen inherits her late husband Gordon's fortune following a bombing that kills him just weeks after their marriage. Tensions rise when David refuses to lend money to Frances Cloade, whose family is in dire straits, leading to a confrontation. A man claiming to be Enoch Arden arrives at the local inn, attempting to blackmail David with knowledge about Rosaleen's first husband, Robert Underhay. Shortly after, Arden is found murdered in his room, raising suspicion around David, who had been in London at the time of the murder. Hercule Poirot is called upon to investigate, uncovering a web of deceit involving mistaken identities and hidden motives. As Poirot interviews villagers, he learns of a mysterious woman seen entering Arden's room on the night of the murder, complicating the case further.

In the village of Broadhinny, Hercule Poirot investigates the murder of Mrs. McGinty, a charwoman found dead in her home with a brutal blow to her head. Superintendent Spence, unconvinced of the guilt of her lodger James Bentley, seeks Poirot's help to find evidence that might save him from execution. Poirot takes a room at the Summerhayes' guest house and begins interviewing locals, discovering that Mrs. McGinty had recently sent a letter to a newspaper about a photograph of a missing woman. As Poirot delves deeper, he finds an old sugar cutter with traces of blood in the Summerhayes' house and narrowly escapes an attempt on his life when someone pushes him onto the railway tracks. The investigation intensifies when a second murder occurs at a gathering hosted by wealthy Mrs. Laura Upward, where Poirot suspects that the killer is still at large.

After the funeral of Richard Abernethie, his family gathers at Enderby Hall for the reading of his will. During this tense meeting, Cora Lansquenet, Richard's sister, provocatively claims he was murdered, a statement that leaves the family in shock. The following day, Cora is found brutally murdered in her bed, raising immediate suspicions among the relatives. Mr. Entwhistle, the family solicitor, becomes concerned about the connection between Cora's claim and her death. As he investigates, he discovers that each family member had motives tied to Richard's wealth. The atmosphere thickens with tension as the family dynamics unfold amidst the backdrop of their ancestral home.

At a student hostel on Hickory Road, a series of petty thefts disrupts the residents' lives, leading to rising tensions. Items such as a diamond ring, light bulbs, and a stethoscope mysteriously vanish, prompting Miss Lemon to seek Hercule Poirot's help. As Poirot investigates, he questions the residents and learns that Celia Austin has confessed to some of the thefts to gain attention from her love interest, Colin McNabb. However, when Celia is found dead from an overdose of morphine shortly after her confession, Poirot realizes that the situation is far more complex. He collaborates with Inspector Sharpe to uncover deeper secrets among the residents and connect the dots between the thefts and Celia's death.

Ariadne Oliver organizes a mock murder hunt at Nasse House in Devon, hosted by Sir George and Lady Stubbs. She senses something is amiss and invites Hercule Poirot to observe the event. On the day of the fête, a young girl, Marlene Tucker, is meant to play the victim but is discovered dead in the boathouse instead. The rope intended for the mock murder has become a real weapon. As Poirot investigates, he faces challenges when Lady Stubbs goes missing, complicating the search for answers amidst a gathering of suspicious guests.

At the prestigious Meadowbank School, chaos erupts when two teachers investigate a mysterious light in the sports pavilion and discover the body of Miss Springer, shot dead. Meanwhile, in the fictional kingdom of Ramat, Prince Ali Yusuf entrusts his pilot, Bob Rawlinson, to smuggle a fortune in jewels hidden in his niece Jennifer's tennis racquet as a revolution looms. After the murder at the school, another teacher is killed, and a princess is kidnapped, intensifying the atmosphere of fear. Julia Upjohn, a student, becomes suspicious of a woman who swaps racquets with Jennifer and decides to seek help from Hercule Poirot. As the investigation unfolds, Julia faces threats to her safety while trying to piece together the events surrounding the murders and the missing jewels.

Hercule Poirot arrives at Kings Lacey, a grand English country house, to enjoy a traditional Christmas while secretly investigating the theft of a priceless ruby from an Eastern prince. During the festive dinner, Poirot discovers the ruby hidden in the Christmas pudding, prompting him to investigate further. He receives a cryptic warning about the pudding and narrowly avoids drinking drugged coffee intended for him. The following day, children at Kings Lacey stage a mock murder to entertain Poirot, but their prank turns serious when he declares one participant truly dead. As Poirot examines the scene, he notes suspicious footprints in the snow and uncovers connections between the ruby theft and the participants' antics.

Sheila Webb, a typist, arrives at 19 Wilbraham Crescent in Crowdean, Sussex, expecting a routine job but instead discovers a well-dressed man stabbed to death in a room filled with six clocks, four of which are stopped at 4:13. In shock, she runs out of the house and collides with Colin Lamb, a nearby intelligence officer who takes her under his care. The blind homeowner, Miss Pebmarsh, denies requesting a typist and claims ignorance about the dead man and the clocks. As Colin investigates, he interviews neighbors and uncovers that the dead man's clothing has had all labels removed, complicating identification. The murder weapon is identified as an ordinary kitchen knife, adding to the mystery. Colin realizes that Miss Pebmarsh is Sheila's mother and warns her of impending danger as he connects clues to a larger espionage plot.

In a bustling London flat shared by three young women, Norma Restarick bursts in on Hercule Poirot during breakfast, claiming she may have committed murder. After a brief conversation, she abruptly leaves, prompting Poirot to investigate her identity and circumstances. He learns from his friend Ariadne Oliver that Norma is the third girl in the apartment, living with a secretary and an artist. Poirot discovers that Norma has been experiencing memory lapses and fears she harmed someone, leading him to follow her to a café where she meets her boyfriend, David. Soon after, Mrs. Oliver is attacked while trailing David, raising concerns about the safety of both women. Poirot arranges for Dr. Stillingfleet to monitor Norma's well-being after she narrowly escapes a traffic accident, hinting at deeper troubles ahead.

At Rowena Drake's home in Woodleigh Common, a Hallowe'en party unfolds with local teens, including thirteen-year-old Joyce Reynolds, who boldly claims she witnessed a murder years ago. Frustrated by the disbelief of her peers, Joyce storms off after the party, only to be found dead shortly thereafter, her body submerged in an apple-bobbing tub. Hercule Poirot is summoned by Ariadne Oliver to investigate this chilling incident. As Poirot interviews the party attendees and organizers, he uncovers a web of suspicious past events, including a series of mysterious deaths in the village. The investigation reveals that Joyce's claim may have been linked to a dangerous secret, raising concerns about further violence. Poirot faces the challenge of determining whether Joyce's death was an isolated incident or part of a larger pattern of crime in the area.

Ariadne Oliver attends a literary luncheon where she learns about the mysterious deaths of Celia Ravenscroft's parents, Margaret and Alistair, who were found shot near their home in Overcliffe. Driven by curiosity, she seeks the help of Hercule Poirot to investigate the case. They begin interviewing elderly witnesses, referred to as 'elephants,' who might recall details from that fateful night. Among the revelations, they discover that Margaret had an identical twin named Dorothea and that a family dog had bitten Margaret shortly before her death. As they sift through conflicting memories, they face the challenge of piecing together the events leading to the couple's demise, which remains shrouded in uncertainty due to the lack of reliable evidence. Their investigation leads them to uncover connections between the Ravenscroft family and other individuals that complicate their understanding of the tragic incident.

At Styles Court, Hercule Poirot, now wheelchair-bound due to arthritis, invites his old friend Captain Hastings to assist him in solving a series of murders. Poirot suspects that a murderer, referred to as 'X', is among the guests, having already committed five previous killings. Tension escalates when Colonel Luttrell accidentally wounds his wife with a rifle, raising suspicions about the household dynamics. Meanwhile, Dr. Franklin's wife, Barbara, is found dead from poisoning linked to a substance he researches. As Hastings observes the interactions among the guests, he grows increasingly concerned about his daughter Judith's relationship with the married Major Allerton, leading him to contemplate drastic actions. The atmosphere thickens with unease as Poirot warns Hastings that another murder is imminent, and they must act swiftly to prevent it.

Hercule Poirot receives an urgent call from his friend, Mrs. Ariadne Oliver, who is organizing a murder hunt at Greenshore House in Devonshire. Upon arriving, Poirot finds the estate bustling with guests preparing for the event, but Mrs. Oliver expresses her unease about the proceedings. As the murder hunt begins, a body is discovered in the boathouse, raising immediate concerns among the attendees. Poirot faces the challenge of piecing together scant clues while navigating the chaotic atmosphere created by the guests. He meticulously interviews suspects and examines the peculiarities of the setting, including the odd architectural features of Greenshore Folly. The investigation intensifies as Poirot strives to uncover the truth behind the unexpected murder amidst the festive backdrop.

Poirot investigates the murder of Henry Reedburn, a theatrical impresario, at his home in England. Valerie Saintclair, a dancer and Reedburn's former love interest, claims she was attacked by a tramp while pleading with Reedburn, who had threatened her with a secret. Poirot learns that Valerie visited a clairvoyant who warned her about danger linked to the King of Clubs. During his investigation, Poirot discovers that the Oglander family, who provided Valerie refuge, staged a bridge game to create an alibi. He finds that one of the family members likely accompanied Valerie to Reedburn's house and accidentally killed him during a confrontation. The missing King of Clubs card from their game becomes a crucial piece of evidence in unraveling the truth behind Reedburn's death.

In the opulent setting of Waverly Court in Surrey, Hercule Poirot investigates the kidnapping of three-year-old Johnnie Waverly. The family receives threatening letters demanding a ransom of twenty-five thousand pounds, culminating in a note left on Mr. Waverly's pillow that ominously states 'At Twelve O'clock.' On the day of the kidnapping, Mrs. Waverly is mildly poisoned, and chaos ensues as Mr. Waverly dismisses all the household staff except for his loyal butler, Tredwell. Poirot discovers a hidden priest hole in the house where Johnnie was last seen, raising suspicions about the involvement of someone within the household. As Poirot interrogates Tredwell and Miss Collins, he begins to piece together a scheme orchestrated by Mr. Waverly to hide his son and extract money from his wealthy wife.

Count Foscatini, an Italian nobleman, urgently calls for help, prompting Hercule Poirot, Captain Hastings, and Dr. Hawker to rush to his flat in Regent's Court. They find the flat locked and the lift attendant unaware of any trouble, leading them to call the building manager for access. Upon entering, they discover a grim scene: Foscatini is dead, his head crushed by a marble statue, with a table set for three nearby. The investigation reveals that Foscatini's manservant, Graves, had left just before their arrival and was dating Miss Lemon. Poirot learns that Foscatini was involved in a heated discussion about a monetary threat just before his death, indicating potential blackmail as a motive. As they piece together the events, they face the challenge of identifying the suspects amid the chaos of the crime scene.

Lady Millicent, concealed by a veil, meets Poirot and Hastings at the Athena Hotel to seek help against a blackmailer named Lavington, who threatens to expose her past love letters. Poirot devises a plan and visits Lavington's home under the pretense of being a locksmith. While there, he and Hastings search for the hidden Chinese puzzle box that contains the incriminating letter. They face the challenge of being discovered by Lavington's housekeeper, Mrs. Godber, and narrowly avoid arrest when the local constable arrives. As dawn approaches, they find the puzzle box cleverly hidden in the kitchen's wood supply, but their escape is complicated when Hastings struggles to open a rigged door, leading to Poirot's temporary capture by the police.

The story begins with the Prime Minister of Britain, David MacAdam, traveling from London to Paris for an important conference. While en route, his car is ambushed by masked men, resulting in an assassination attempt that narrowly misses him. After the attack, the Prime Minister and his secretary, Captain Daniels, are kidnapped, leaving their chauffeur bound and gagged in an abandoned location. Poirot is called to investigate the incident, discovering that the Prime Minister's car was switched before the ambush. He faces the challenge of unraveling the conspiracy behind the kidnapping while racing against time to locate the missing leader before the conference begins.

Alec Simpson, a naval officer, boards the Plymouth Express at Newton Abbot, where he discovers a woman's body hidden beneath a seat in his compartment. The woman is identified as Flossie Carrington, a wealthy heiress traveling with her maid, Jane Mason. Earlier, Flossie instructs Jane to leave the train at Bristol while she continues to an unknown destination. At Weston, Flossie briefly exits the train to purchase magazines, but by the time they reach Newton Abbot, she is found murdered. The train comes to an abrupt halt as the police are summoned to investigate the crime scene and question the passengers, creating a tense atmosphere of suspicion and urgency.

At the Grand Metropolitan Hotel in Brighton, Hercule Poirot and Captain Hastings encounter Mrs. Opalsen, who boasts about her exquisite pearl necklace. As she leaves to fetch the necklace, a chambermaid seizes the opportunity to steal it from a locked box in her room. Poirot observes the timing of the chambermaid's movements and deduces that she collaborates with a valet to facilitate the theft. Upon Mrs. Opalsen's return, she discovers her necklace missing, prompting Poirot to investigate the circumstances of the robbery. He demonstrates how quickly the theft could occur, highlighting the chambermaid's brief absences as critical moments for the crime. Poirot's keen observations lead him to suspect that the pearls are not what they seem, setting the stage for further investigation.

In the quaint village of Marsdon Leigh, Poirot and Hastings investigate the mysterious death of Jonathan Maltravers, found dead under a haunted tree with blood on his lips. Mrs. Maltravers insists her husband died of natural causes, but suspicions arise due to a recent life insurance policy taken out in her favor. They interview the local doctor, who reveals that Maltravers had no external wounds, suggesting foul play. During a dinner at Marsdon Manor, the lights suddenly go out, and a terrified maid claims to see Maltravers' ghost, leading Mrs. Maltravers to confess to the murder in a panic. Poirot orchestrates this dramatic reveal to expose the truth behind her husband's death and the circumstances surrounding it.

At the lavish Victory Ball in London, a costume party filled with vibrant decorations and guests in elaborate outfits, Lord Cronshaw is found murdered in a private room, stabbed with a knife. The atmosphere is tense as guests whisper about the moody behavior of Lord Cronshaw earlier in the evening. Coco Courtenay, a young actress and his fiancée, pleads to leave the ball due to her distress. The next morning, Coco is discovered dead from a cocaine overdose in her apartment. Inspector Japp arrives to investigate the double tragedy, questioning the remaining attendees about their whereabouts during the murder. Poirot, intrigued by the case, begins to piece together the events of that fateful night.

Poirot receives a visit from the famous actress Mary Marvell, who is worried about her diamond, the Western Star, after receiving threatening letters urging her to return it to its rightful place. The letters claim the diamond must be returned to the left eye of an idol before the next full moon. Poirot learns that Mary plans to stay at Yardly Chase with Lord and Lady Yardly, who also possess a similar diamond known as the Eastern Star. During a visit to Yardly Chase, the lights go out and a masked assailant steals Lady Yardly's diamond right from her neck. The following day, Mary discovers that her diamond has been stolen from her hotel room in London, prompting Poirot to investigate further.

The story begins with the opening of the tomb of King Men-Her-Ra in Egypt, where Sir John Willard, an archaeologist, suddenly dies from a heart attack shortly after entering the burial chamber. Following his death, other members of the expedition face mysterious fates; Felix Bleibner succumbs to septicemia from a minor cut, while a colleague, Mr. Schneider, dies from tetanus. Lady Willard, concerned about her son continuing the excavation amidst rumors of a curse, hires Hercule Poirot to investigate. Poirot and Captain Hastings arrive in Egypt and learn about the unsettling deaths that have plagued the expedition. They confront the expedition team members and begin to unravel the strange occurrences surrounding the tomb's opening.

In a lavish country house, Hercule Poirot and Captain Hastings arrive at Lord Alloway's estate, where top-secret submarine blueprints have been stolen. They question the guests, including Admiral Sir Harry Weardale and the enigmatic Mrs. Conroy, who has ties to foreign powers. Poirot observes that a maid screamed after an unexpected kiss from Leonard Weardale, raising suspicions about the events leading up to the theft. He deduces that the plans were likely taken by someone within the house, as he notes the peculiar behavior of the guests and staff during a tense dinner party. Poirot meticulously examines the room where the plans were last seen, searching for clues amidst the chaos of social interactions. As he pieces together alibis and motives, he faces the challenge of discerning truth from deception in a web of espionage.

Poirot investigates the sudden disappearance of Eliza Dunn, the cook for Mrs. Todd in Clapham. After receiving a trunk from Eliza, who left without notice, Poirot learns she was approached by a stranger claiming she inherited a property and needed to leave immediately. He discovers that the lodger, Arthur Simpson, is connected to a recent bank robbery involving a missing clerk. As Poirot pieces together the events, he realizes that Simpson may have killed the clerk to steal £50,000 in securities and used Eliza's departure as a cover. The investigation leads Poirot to suspect Simpson's involvement in a more sinister crime, prompting him to act quickly to uncover the truth.

In London, Hercule Poirot investigates the disappearance of a Chinese businessman who vanishes along with valuable stocks. Poirot and his companion, Hastings, visit an opium den in Limehouse, where they encounter suspicious characters and gather clues. They question a broken-down European named Dyer and a young bank clerk named Charles Lester, both of whom exhibit evasive behavior. Poirot pieces together information about the crime syndicate involved and faces challenges as he navigates through the dangerous underworld. As they delve deeper, they confront the risk of being discovered by the criminals who may be watching their every move.

At the Lemesurier estate in Northumberland, Mrs. Lemesurier seeks Poirot's assistance as her eldest son faces a series of alarming accidents. She recounts the family's dark history, where each first-born son has mysteriously died before inheriting the estate, a curse stemming from an ancient family feud. Poirot investigates the estate's grounds, noting the treacherous ivy that could lead to a fatal fall. He examines the boy's near-drowning incident in the lake and discovers that the family has been keeping secrets about their son's safety. As Poirot gathers information, he confronts the family about their past and their fears regarding the curse, while tensions rise as they await another potential disaster.

Poirot investigates the sudden death of Paul Déroulard, a wealthy Belgian citizen, who collapses after a family dinner in his opulent home. He receives a visit from Virginie Mesnard, who implores him to look into the circumstances surrounding her friend's death. As Poirot examines the scene, he notices an anomaly: a pink chocolate box with a blue lid, suggesting foul play. He learns that Déroulard had a contentious relationship with his family and suspects that someone may have poisoned him using chocolates. Poirot's inquiries lead him to M. de Saint Alard, Déroulard's neighbor, who has a motive linked to the deceased's political ambitions. However, as he delves deeper, he faces the challenge of uncovering the truth amidst conflicting testimonies and hidden motives.

In Charlock Bay, Poirot and Hastings meet Mary Durrant, who is transporting valuable miniatures for her aunt. Upon arrival, Mary discovers her suitcase has been tampered with and the miniatures are missing. Poirot contacts the buyer, Mr. J. Baker Wood, who claims he has already received the miniatures. Poirot investigates the scene and notes that the suitcase was forced open but left behind. He suspects that the theft may have been staged by Mary and her aunt, as they would benefit from the insurance claim while still possessing the miniatures.

Poirot visits his friend John Harrison in a quaint English village, where he learns of a planned murder involving a man named Radnor. As Poirot investigates, he discovers Radnor's intent to poison Harrison during a bridge game. He observes the tension in the room as the players engage in their game, unaware of the looming danger. Poirot sets a trap by pretending to leave, creating an opportunity to catch Radnor in the act. The atmosphere is thick with suspense as Poirot waits for the critical moment when Radnor attempts to administer the poison. Just as Radnor makes his move, Poirot intervenes, revealing the plot and preventing the crime from occurring.

At Lytcham Close, an imposing stately home, guests gather for dinner under the strict rules of their host, Hubert Lytcham Roche. As the first gong sounds, Joan Ashby and her cousin Harry Dalhouse rush down the stairs, only to find that dinner is delayed and Hubert is missing. The atmosphere thickens when they discover Hubert's lifeless body in a locked room, raising suspicions of foul play. Hercule Poirot, who is unexpectedly present as a guest, begins to investigate the scene, questioning the other residents including Hubert's wife and adopted daughter. Tensions rise as Poirot uncovers conflicting alibis and hidden motives among the guests. The challenge intensifies as Poirot must navigate through layers of deceit to reveal the truth behind Hubert's death.

In a lavishly decorated sitting room of Major Rich's home, Mr. Edward Clayton arrives to deliver an apology for missing an evening party. After waiting for some time, he leaves the house but is later found dead, stabbed through the heart and hidden inside a large Spanish chest. The following morning, Major Rich's manservant discovers the gruesome scene, leading to immediate suspicion of Rich himself. Meanwhile, Mrs. Clayton, fearing for her own safety and that of her lover, seeks the help of Hercule Poirot to investigate the circumstances surrounding her husband's death. Poirot begins his inquiry by questioning the guests who attended the party and examining the chest where the body was found, all while navigating the tensions between the suspects.

Poirot receives a letter from Amelia Barrowby requesting his help with a delicate family matter. He visits her home in Charman's Green, where he finds her dead from strychnine poisoning. The garden is lush with rose trees and early flowers, setting a picturesque scene for the unfolding mystery. Poirot learns about the household members: Barrowby's niece Mary, her husband Henry, and a caretaker named Katrina. As Poirot investigates, he discovers a suspicious seed packet and questions the household about their activities leading up to the death. The local police confirm the cause of death and identify the household members as potential suspects, complicating Poirot's inquiry.

A diamond merchant and his guests enjoy a festive evening on the deck of the yacht Merrimaid, anchored near a lively regatta. During the gathering, young Eve Leathern proposes a playful bet involving the £30,000 diamond known as The Morning Star, which is passed around among the attendees. As the game unfolds, the diamond slips from Eve's grasp and disappears, prompting a frantic search of the locked dining room. The guests, including the most suspected party member, plead for Hercule Poirot's assistance in solving the mystery of the missing gem. Poirot meticulously examines the scene and questions the guests while they navigate the tension of suspicion and uncertainty surrounding the theft.

Hercule Poirot receives a frantic phone call warning of an impending murder at the Jardin des Cygnes restaurant, where a dinner party is being held to commemorate the fourth anniversary of Iris's suspicious death. As Poirot arrives, he finds the atmosphere tense, with five guests gathered around a table adorned with yellow irises. The host, Barton Russell, seeks to recreate the events of that fateful night in New York when Iris died from cyanide poisoning. During the evening, as the lights dim for a performance, one of the guests suddenly collapses after drinking champagne. Poirot must navigate the chaos and suspicion among the guests to prevent another death before it's too late.

A house party unfolds at Lord Mayfield's lavish country estate, where he hosts military and political figures, including Air Marshal Sir George Carrington and the enigmatic Mrs. Vanderlyn. During dinner, discussions about a new fighter aircraft take place, but the atmosphere shifts when Lord Mayfield's top-secret plans go missing. Mr. Carlile, Mayfield's secretary, retrieves the plans from the safe but is distracted by a woman's scream in the hallway, leading to confusion about the theft. Poirot arrives to investigate, noting the absence of footprints on the terrace and questioning each guest to uncover their alibis. As tensions rise, suspicions about Mrs. Vanderlyn's involvement grow, while Lady Julia suspects her son Reggie of theft due to his financial troubles.

Benedict Farley, a reclusive millionaire, summons Hercule Poirot to his estate, Northway House, to discuss a disturbing recurring dream where he shoots himself at exactly 3:28 PM. Upon arrival, Poirot meets Farley's secretary, Hugo Conworthy, who leads him to Farley’s room. Farley explains his dream and expresses concern about its implications, having consulted three doctors without satisfactory answers. After dismissing Poirot's visit as unhelpful, Farley is found dead the next day at the predicted time and place. Poirot investigates the scene, noting the locked office and the peculiar behavior of Farley's family and staff, who seem unaware of the dream's details. As he examines the room, Poirot discovers clues that suggest foul play rather than suicide.

Poirot investigates the murder of Edward Clayton, whose body is found stabbed and hidden inside a large Spanish chest in Major Rich's home. The night before, a party is held with guests including Mrs. Clayton, Mr. and Mrs. Spence, and Commander McLaren, while Mr. Clayton is absent due to urgent business in Scotland. Upon discovering the body the next morning, Major Rich is arrested as the prime suspect. Lady Chatterton seeks Poirot's help, believing that Mrs. Clayton is in danger from her violent husband. Poirot learns that Mr. Clayton had visited Major Rich's home to deliver his apologies but never returned to the party, raising questions about the timeline of events. As Poirot gathers information, he faces the challenge of untangling the relationships and motives among the party guests to uncover the true murderer.

At a bustling seaside resort, Miss Marple observes the interactions among guests while enjoying the sun. She overhears a heated argument between two women regarding a missing piece of jewelry, which leads her to investigate further. As she strolls along the beach, she notices suspicious behavior from a group of men who seem to be watching the hotel. A sudden commotion arises when a valuable necklace is reported stolen, prompting panic among the guests. Miss Marple faces the challenge of piecing together clues amidst the chaos, as she navigates through conflicting accounts and hidden motives.

Mrs. Wingfield lies in a hospital bed, severely injured from a fall off her balcony, and unable to speak. As her relatives gather in the private room of the nursing home, they argue over the circumstances of her accident, suspecting foul play. A nurse and a doctor attempt to assess her condition while an inspector arrives to investigate the incident. Tension escalates when an ingenious device is introduced to help Mrs. Wingfield communicate her thoughts. The characters face the challenge of deciphering her messages while dealing with their own suspicions and accusations against one another.

Leonard Vole is arrested in 1920s London for the murder of Emily French, a wealthy widow who has named him as her principal heir. As his trial approaches, his solicitor, Mr. Mayherne, learns that Leonard's wife, Romaine Heilger, will testify against him instead of providing an alibi. In the courtroom, Romaine delivers damaging evidence that paints Leonard as a manipulative opportunist. Tension rises as Mayherne struggles to counter the prosecution's case, which is bolstered by the housekeeper's hostile testimony. Just before the trial begins, a mysterious woman offers Mayherne information that could discredit Romaine's testimony and potentially save Leonard from conviction.

Hercule Poirot observes an elderly artist, Henry Gascoigne, who has recently altered his routine at a local restaurant. After Henry is found dead from a fall in his home, Poirot learns that he had a twin brother, Anthony, who is also gravely ill. As Poirot investigates, he discovers that Henry's death may not be an accident, especially after noting the absence of blackberry stains on the corpse's teeth despite the man's reported last meal. Poirot questions the artist's model, Dulcie Lane, and his nephew, George Lorrimer, revealing that both had motives tied to Henry's valuable paintings. The investigation is complicated by the sudden death of Anthony on the same day as Henry's fall, leading Poirot to suspect foul play amidst a web of family secrets and rivalries.

Philip Ridgeway, a young banker, is tasked with transporting one million dollars in Liberty Bonds on the maiden voyage of the Queen Mary. Just before departure, he discovers that someone has tampered with the lock on the trunk containing the bonds. As the ship sails across the Atlantic, Ridgeway is poisoned, leaving him incapacitated and unable to safeguard the bonds. When the bonds go missing from his stateroom, Hercule Poirot is called to investigate the theft amidst rising suspicions against Ridgeway. The investigation reveals that only three individuals hold keys to the trunk, complicating the search for the true thief.

Mr. Davenheim, a wealthy banker, leaves his country home, The Cedars, to post a letter but vanishes into the fog. His wife discovers that their safe has been broken into and valuable jewels are missing shortly after his disappearance. Inspector Japp wagers Poirot that he cannot solve the case without leaving his flat, prompting Poirot to enlist Captain Hastings as his intermediary. Hastings interviews various suspects, including Mr. Lowen, a business rival who was waiting in the study for Mr. Davenheim's return. As they investigate, they learn that Davenheim's clothes are found in a nearby lake, raising suspicions about foul play. The challenge intensifies as Hastings navigates through conflicting testimonies and the mystery of the stolen jewels unfolds.

In the small town of Market Basing, Inspector Japp calls upon Hercule Poirot and Captain Hastings to investigate the suspicious death of Walter Protheroe, found shot in his home. Upon arrival at Leigh House, they discover Protheroe's body with a bullet wound behind his left ear and a pistol in his right hand, raising immediate doubts about the suicide ruling. Poirot notes the fresh air in the room despite closed windows and observes a handkerchief hidden in Protheroe's right sleeve. During the investigation, they learn that a couple, the Parkers, were staying at the house and had argued with Protheroe about money on the night of his death. A tramp claims to have overheard this argument, suggesting that the window was open during the confrontation. As Poirot delves deeper, he suspects foul play and begins piecing together the events leading up to Protheroe's demise.

At Hunter's Lodge, Roger Havering discovers his uncle Harrington Pace shot dead in a locked gun-room. Captain Hastings, visiting the lodge, hears a quarrel followed by the gunshot and rushes to the scene. They find the room locked from the inside, and upon entering through a window, they see Pace's body and two pistols on display. Mrs. Middleton, the housekeeper, reports that a black-bearded man visited Pace before the murder. As they investigate, Hastings learns that Mrs. Middleton had sent someone to fetch the police after the shooting, but her account raises suspicions when she disappears without a trace.

In a quaint Cornish village, Hercule Poirot and Captain Hastings arrive to investigate the mysterious illness of Mrs. Pengelley, who suffers from severe stomach pains. They find her dead upon arrival, prompting Poirot to scrutinize the household and its members. He discovers a bottle of weed-killer hidden in the pantry, which raises suspicions about foul play. Poirot interviews the distraught Mr. Pengelley and other locals, piecing together their alibis while facing the challenge of a lack of physical evidence. As he delves deeper, he confronts the possibility that someone close to Mrs. Pengelley may have poisoned her, leading him to devise a plan to draw out the murderer.

On a Mediterranean cruise, Poirot observes Colonel Clapperton's strained relationship with his domineering wife, who dismisses his invitation to join him for a day trip in Alexandria. After Clapperton leaves for the excursion, Mrs. Clapperton is found murdered in her cabin, her body discovered by the crew upon their return. The ship's captain seeks Poirot's assistance to avoid a scandal, presenting the challenge of identifying the killer among the passengers. Poirot examines the crime scene, noting a string of beads on the floor that may link to a local vendor. As he questions passengers, he uncovers tensions and potential motives, including jealousy and resentment towards Mrs. Clapperton's behavior. The investigation escalates as Poirot pieces together clues while navigating the confined space of the ship and the dynamics among its diverse occupants.

Superintendent Spence approaches Hercule Poirot to investigate the murder of Mrs. McGinty, whose body is found in her home in the village of Broadhinny. Poirot takes a room at the Summerhayes' guest house and begins interviewing villagers, who all believe James Bentley is guilty of the crime. He learns that Mrs. McGinty had recently sent a letter to a newspaper about a missing woman, which raises questions about her death. During his investigation, Poirot discovers that Mrs. McGinty had invited three women to her home on the night of her murder, but only one, Deirdre Henderson, showed up. Poirot faces the challenge of piecing together conflicting alibis and motives while navigating the villagers' suspicions and secrets.

During a tea party at Marcus Hardman's home, the guests admire his collection of medieval jewels, but later, he discovers that his safe has been rifled. Poirot is called to investigate the theft, which involves four potential suspects: Mr. Johnston, Countess Vera Rossakoff, Bernard Parker, and Lady Runcorn. As Poirot examines the scene, he finds a man's glove propping the safe open and a cigarette case with the initials 'BP.' Poirot's investigation leads him to confront Parker about the glove, which he connects to Parker's home. Countess Rossakoff later visits Poirot, expressing her indignation at being suspected, adding complexity to the case as Poirot pieces together the clues.

In a Cambridge University setting, Andrew Marsh confides in Hercule Poirot about his intention to change his will, favoring his ward, Violet Wilson, who has been previously excluded. That night, Marsh unexpectedly dies, and the local doctor attributes the death to natural causes. Poirot suspects foul play when he learns that Marsh's original will has vanished. As he investigates, Poirot faces challenges from local authorities who are quick to dismiss any suspicion of murder, and he must navigate the complexities of Marsh's relationships with those who stand to inherit. The tension escalates as Poirot uncovers conflicting testimonies about Marsh's last moments and the missing documents.

Leonard Vole is arrested for the murder of Emily French, a wealthy widow, in a lavish London townhouse. As his trial begins, his wife Romaine initially appears to support him but unexpectedly testifies against him, claiming he confessed to murdering Emily after she threatened to disinherit him. The courtroom is tense as the prosecution presents damning evidence, including testimony from Emily's housekeeper, who claims to have seen Leonard with her. Leonard's lawyer, Mr. Mayherne, struggles to find a way to counter the damaging testimonies and prove Leonard's innocence. Meanwhile, a mysterious woman approaches Mayherne with information that could change the course of the trial, leading to a race against time to uncover the truth before the verdict is reached.

A beautiful heiress is found dead on the Plymouth Express train, her body concealed under a seat, leading to an investigation by Hercule Poirot. At Mon Repos, Poirot delves into the murder of Sir Atwell, where he encounters Lady Atwell's persistent inquiries and the family's growing discomfort with his presence. Meanwhile, Mrs. Pengelley suspects her husband of poisoning her and seeks Poirot's help, but he arrives too late to save her. The setting shifts between the train and the grand house, where Poirot navigates through secrets and tensions among the occupants. As Poirot investigates, he faces obstacles from reluctant witnesses and the urgency of solving these intertwined mysteries before more lives are lost.

Poirot and Hastings are in a lavish hotel when a woman reports her antique miniatures stolen from her bag on a train. They investigate the theft, questioning the passengers and staff while examining the train compartments. Poirot discovers a hidden compartment in one of the seats that contains a clue leading to a suspect. Meanwhile, they face the challenge of identifying the thief among a group of diverse characters, each with their own alibis. As they piece together the timeline of events, Poirot's keen observation skills help him navigate the conflicting stories presented by the witnesses.

Hercule Poirot investigates a series of perplexing cases, each set in various locations including a luxurious hotel and a quaint English village. In one story, he is called to a hotel where a valuable jewel is stolen during a dinner party, and he meticulously examines the scene for clues while interviewing the guests. In another case, Poirot finds himself in a village where a woman is found dead in her home, and he scrutinizes the apartment for evidence while piecing together the timeline of events leading to her murder. He faces challenges such as deciphering misleading clues and managing the suspicions of local authorities, all while employing his keen observation skills to solve the mysteries. Each narrative showcases Poirot's methodical approach as he confronts deception and hidden motives among seemingly innocent characters.

In a quaint tea shop called the Harlequin Café, Mr. Satterthwaite waits for his car to be repaired and reminisces about his friend, Mr. Harley Quin. As he sips his coffee, a sudden burst of sunlight reveals Mr. Quin entering the café, prompting Satterthwaite to engage him in conversation about an upcoming visit to a friend's family estate. Their discussion is interrupted when a woman from that very family enters, seeking to replace her harlequin cups. Mr. Quin's cryptic mention of 'Daltonism' leaves Satterthwaite puzzled as he contemplates its significance while trying to piece together the unfolding events around him. The day takes a mysterious turn as Satterthwaite realizes that the seemingly innocuous café visit may be linked to deeper intrigues involving the family he is about to visit.

Poirot investigates a jewel theft that occurs during a tea party at Marcus Hardman's home, where he showcases his medieval jewelry collection. After the guests leave, Hardman discovers that his safe has been rifled and several precious items are missing. Poirot examines the scene and finds two clues: a man's glove and a cigarette case engraved with the initials B.P. He interviews the guests, including a South African millionaire and a Russian countess, to determine who had the opportunity to commit the theft. As Poirot delves deeper, he faces the challenge of uncovering the thief among the four potential suspects while navigating their alibis and motives.

Hercule Poirot and Captain Hastings arrive at a lavish dinner party in a grand English manor, where the atmosphere is filled with laughter and the clinking of glasses. During the meal, a guest suddenly collapses after sipping his drink, prompting panic among the attendees. Poirot examines the scene, noting the peculiar behavior of the servants and the guests' reactions to the incident. As he investigates further, he discovers a hidden compartment in the dining room that contains a vial of poison. Poirot faces challenges in deciphering conflicting alibis from the guests while managing their growing anxiety about the potential murderer among them.

In a quaint English village, Hercule Poirot receives a letter from a distressed woman claiming her husband is missing. Poirot and his friend Hastings visit the couple's home, where they find signs of a struggle and a blood-stained handkerchief. They interview the wife, who is visibly shaken and insists she heard strange noises the night before. As they investigate further, they discover that the husband had been involved in a contentious land deal with a local farmer. Poirot faces the challenge of piecing together conflicting accounts from neighbors who have their own motives for keeping secrets.

In the early morning at Gossington Hall, Colonel Arthur Bantry discovers a young woman's body on the library's hearth rug, dressed in a silver-spangled evening gown and heavily made up. His wife, Dolly, is alerted by their maid's frantic cries, and they quickly contact the police, who arrive to investigate the shocking scene. The victim is identified as Ruby Keene, a dancer from a nearby hotel, prompting further inquiries into her last known whereabouts. As the investigation unfolds, Miss Marple is invited to assist and begins questioning hotel guests and staff at the Majestic Hotel. Tensions rise when another body is found in a charred car at a quarry, complicating the case further. The police face challenges in piecing together alibis and motives among the suspects connected to Ruby's life and death.

Jerry and Joanna Burton move to the quaint village of Lymstock for Jerry's recovery after a plane crash. They rent a house from Miss Emily Barton and soon receive an anonymous letter accusing them of being lovers, which stirs gossip among the villagers. As more poison-pen letters circulate, the atmosphere becomes tense, leading to the tragic death of Mrs. Symmington, who succumbs to grief after receiving one of the letters. Jerry investigates the growing scandal and discovers that Agnes, a maid, has gone missing after seeking help from their housekeeper. The community's trust erodes as suspicion mounts, culminating in the shocking discovery of Agnes's body hidden in a cupboard. Amidst this turmoil, Jerry faces the challenge of uncovering the identity of the letter writer while navigating the village's dark undercurrents.

In the village of Chipping Cleghorn, a newspaper advert announces a murder to occur at Little Paddocks at 6:30 PM. As the appointed time approaches, Miss Letitia Blacklock prepares her home for guests, unaware of the chaos about to unfold. At precisely 6:30, the lights go out, and a masked man bursts into the room, demanding everyone raise their hands while firing shots. When the lights return, the intruder, identified as Rudi Scherz, lies dead on the floor, and Miss Blacklock is injured. Inspector Craddock arrives to investigate, questioning witnesses and uncovering that Scherz was hired for a staged robbery. Tensions rise as it becomes clear that Miss Blacklock might have been the intended target of this deadly plot.

Miss Marple visits Stonygates, a Victorian mansion converted into a rehabilitation center for delinquent boys, at the request of her friend Ruth. Upon arrival, she is met with a tense atmosphere as Carrie Louise, the owner, expresses concern for her family's safety. During dinner, a young man named Edgar Lawson threatens Lewis Serrocold with a revolver in his office, claiming Lewis is his father. As the lights go out in the Great Hall due to an electrical issue, Walter Hudd leaves to fix the fuse. Suddenly, gunshots are heard, prompting everyone to rush to the office door. When they finally enter, they find Lawson distraught but unharmed, while Jolly Bellever reports a murder in another room.

Rex Fortescue, a wealthy businessman, dies unexpectedly at his London office, found with rye grains in his pocket. The investigation led by Inspector Neele reveals that he was poisoned with taxine from yew berries, ingested during breakfast. As the police question family members and staff at Yewtree Lodge, they learn of various motives, including financial gain and personal grudges. On the same day, parlor maid Gladys Martin is discovered strangled with a clothespin on her nose, further complicating the case. Meanwhile, Rex's estranged son Lancelot returns from Africa, raising suspicions among the family. Tensions rise as more secrets about the Fortescue family come to light during the investigation.

Mrs. Elspeth McGillicuddy travels on the 4:50 train from Paddington after a day of Christmas shopping. While her train runs parallel to another, she witnesses a man strangling a woman in the adjacent carriage. Upon arriving at her destination, she reports the incident, but the police dismiss her claims due to a lack of evidence. Determined to find the truth, Mrs. McGillicuddy seeks help from her friend, Miss Marple. Miss Marple believes her story and deduces that the body must be located near Rutherford Hall, prompting her to enlist Lucy Eyelesbarrow as an undercover housekeeper to investigate further.

In the village of St Mary Mead, a Hollywood film crew arrives to shoot a drama at Gossington Hall, stirring excitement among the locals. During a charity fête hosted by actress Marina Gregg, Heather Badcock, an enthusiastic fan, recounts a past encounter with Marina, which visibly disturbs her. Shortly after their conversation, Heather collapses and dies after drinking a daiquiri that Marina had handed her. Detective Inspector Craddock begins his investigation but soon seeks the help of Miss Marple, who is recovering from an injury at home. As Marple gathers information from witnesses, she learns about the tensions between Marina and other actresses, particularly Lola Brewster, who also attends the event. The investigation reveals that Heather's death may not be an accident as suspicions about the drink and its contents arise.

In a tropical hotel on the island of St. Honoré, a group of guests gathers for a holiday. The retired detective Hercule Poirot enjoys the sun and the sea when he overhears a conversation about a mysterious murder that took place years ago. During dinner, a guest, Mrs. Burton-Cox, suddenly collapses after drinking her cocktail, raising suspicions among the attendees. Poirot investigates the circumstances surrounding her death and questions the other guests, including a wealthy widow and a young couple. He finds that several of them have connections to the past murder and discovers that someone is hiding crucial information about their alibis.

Miss Marple arrives at Bertram's Hotel in London, a charming establishment echoing the Edwardian era, to enjoy a two-week holiday. While having tea with her friend Lady Selina Hazy, she observes the diverse guests, including the notorious Bess Sedgwick and her daughter Elvira Blake. Tension rises when Miss Marple overhears a conversation between Bess and Michael Gorman, a hotel commissionaire, about their shared past. On her last day, gunshots ring out as Gorman is shot with a racing driver's gun, while Elvira claims he was protecting her from an unknown attacker. The police begin investigating a series of robberies linked to the hotel, raising suspicions about the guests' true identities and intentions.

Miss Marple receives a letter from the deceased millionaire Jason Rafiel, who asks her to investigate an unspecified crime, offering a reward of £20,000 for her success. She embarks on a tour of historic English houses and gardens with fifteen other participants, each of whom may have hidden motives. During the tour, she learns about Verity Hunt, who was murdered and is connected to Rafiel's son, Michael, currently imprisoned for the crime. As Miss Marple interacts with her fellow tourists, she observes strange behaviors and experiences a series of accidents that raise her suspicions. One tourist is nearly crushed by a falling boulder, suggesting that someone wants to keep the past buried. Miss Marple faces challenges in piecing together the mystery while navigating the complexities of the group dynamics.

Gwenda Reed, a young woman from New Zealand, arrives in the coastal town of Dillmouth, England, with plans to settle into her newly purchased house, Hillside. As she begins renovations, she experiences unsettling flashes of memory, including a vision of a murder at the bottom of the staircase. Disturbed by these memories, Gwenda confides in her husband Giles and seeks the help of Miss Marple, who is intrigued by the case. Together, they investigate the house's history and its former occupants, uncovering clues that suggest a murder occurred long ago. The investigation intensifies when they learn about a woman named Helen who may have been involved in the tragic events, leading them to question the house’s past and its secrets.

In a quiet village, Raymond West visits his friend Newman, who is renting a house. While they are there, Newman goes for an evening stroll and later reappears tied up in a ditch, claiming he was attacked by thieves. The local Inspector investigates and suspects the nearby cave was used to hide stolen gold, but finds it empty. He discovers tire tracks leading to a tavern owner's truck, which raises suspicion. However, the tavern owner has an alibi provided by neighbors, complicating the case further. Meanwhile, Miss Marple deduces that Newman is involved in the theft and has framed the tavern owner to cover his tracks.

In a cozy drawing room, the members of the Tuesday Night Club gather around a warm fire, sipping tea as they discuss a recent suspicious will that leaves a vast fortune to a spiritualist named Eurydice Spragg. Mr. Petherick, the family lawyer, reveals that the elderly Simon Clode, who is gravely ill, has made this will under contentious circumstances. Tension rises as Clode's relatives express their concerns about being disinherited, while Miss Marple observes the interactions closely. During the meeting, Clode suddenly gasps and appears to be on the brink of death, prompting everyone to question the validity of his intentions. The group faces the challenge of determining whether Clode's decision is genuine or influenced by external pressures, all while navigating the complexities of family dynamics and potential motives for foul play.

In a quiet village, Mabel, Miss Marple's niece, faces accusations of murdering her violent husband after he dies suddenly. The local gossip intensifies when arsenic is discovered in their home, leading to speculation about Mabel's intentions. During a meeting of the Tuesday Night Club, the members discuss the peculiar circumstances surrounding the case. They learn that Mabel claims she intended to use the poison for suicide, but her story raises doubts among the group. As they delve deeper into the investigation, they encounter challenges in piecing together the events leading up to the husband's death and uncovering the truth behind the arsenic's presence.

In a quaint English village, Mary Pritchard consults the mysterious psychic Zarida, who ominously predicts her death tied to the color change of flowers in her bedroom. As the full moon approaches, Mary becomes increasingly anxious about the foretold fate. On the night of the third full moon, she is found dead in her locked room, with the geranium on her wallpaper having turned blue. George Pritchard, her husband, struggles to comprehend the bizarre events surrounding her death while grappling with suspicion from the villagers. Detective Miss Marple is called to investigate the peculiar circumstances and unravel the truth behind the chilling prophecy and the locked door.

In a quiet English village, Sir Henry Clithering visits the Bantry household, where the atmosphere is tense due to the recent drowning of Rose Emmott, a local girl. Colonel Bantry expresses his frustration over the circumstances surrounding her death, while Dolly Bantry shows concern for the girl's reputation. Meanwhile, Miss Marple arrives and suggests that Rose's death may not be as straightforward as it seems, hinting at foul play. As they discuss the events, Miss Marple reveals that she suspects someone close to the victim might be involved. The group grapples with various theories about the identity of the potential murderer while examining their surroundings for clues. They face the challenge of piecing together conflicting accounts from villagers who have different views on Rose's character and her relationships.

Miss Marple is approached by her lawyer friend, who seeks her help to clear his client, Mr. Rhodes, accused of murdering his wife, Mrs. Rhodes, in a hotel room. The setting is a quaint hotel where the couple had been staying, and the atmosphere is tense as the investigation unfolds. Witnesses report seeing a maid enter and leave the hotel rooms at different times, creating confusion about the identity of the maid. Miss Marple carefully examines the details, noting the peculiar layout of the rooms and how they are positioned around a corner. As she questions the witnesses, she faces the challenge of piecing together conflicting testimonies to reveal the true events of that night. Ultimately, she must determine which maid was involved in the crime to exonerate Mr. Rhodes before he faces dire consequences.

In the village of St. Mary Mead, Harry Laxton returns with his new wife after demolishing his childhood home, which angers the former caretaker. The caretaker's wife frequently appears at their new residence, muttering curses and creating tension. During a ride, Harry's wife is thrown from her horse after an encounter with the caretaker, leading to a tragic accident. Doctor Haydock, concerned for the couple's safety, discusses the events with Miss Marple while she recovers from illness. As they analyze the caretaker's behavior, they face challenges in understanding her motives and the implications of her actions.

At a lively party hosted by Jane Helier, Miss Marple is approached by Edward and Charmian, a young couple eager to find their late uncle Mathew's hidden fortune. They explain that Mathew, known for his love of practical jokes, left a letter indicating that he buried gold bars instead of trusting banks. Invited to their family estate, Ansteys, Miss Marple observes the ransacked rooms and overhears the couple's frustrated discussions about their uncle's antics. As they search through the attic and grounds, they face the challenge of deciphering Mathew's cryptic clues while dealing with the skepticism of their relatives. The couple's determination to uncover the treasure leads them to question their uncle's intentions and the true nature of his humor.

In the quaint village of St. Mary Mead, Mrs. Spenlow is discovered dead on her hearthrug by her neighbor and dressmaker. The police immediately suspect her husband, Mr. Spenlow, who claims he was visiting Miss Marple at the time of the murder. However, Miss Marple did not arrange this meeting and was not home when Mr. Spenlow arrived. As the investigation unfolds, Miss Marple encounters skepticism from Inspector Slack and Colonel Melchett, who are convinced of Mr. Spenlow's guilt due to his apparent lack of grief. Determined to prove his innocence, Miss Marple meticulously examines the crime scene and the tape measure found nearby, seeking clues that may reveal the true murderer.

In a quaint English village, Miss Marple's maid brings her cousin Gladys's plight to her attention after Gladys is dismissed for allegedly stealing a brooch from the reserved Misses Skinner. The sisters, one of whom is bedridden, decide to replace Gladys with a new maid who seems flawless in her duties. However, Miss Marple visits the Skinners' home and observes odd behaviors from the new maid that raise her suspicions. As she investigates, she encounters challenges in gathering evidence without alarming the sisters or the new maid. Miss Marple must navigate the intricacies of domestic life while piecing together the truth behind the theft allegations against Gladys.

In a quiet church, Bunch Harmon arranges flowers when she discovers a man collapsed on the chancel steps, dying from a gunshot wound. He utters the word 'sanctuary' before passing away, leaving Bunch bewildered and concerned. She promptly calls for the doctor and the police, but the arrival of the man's relatives raises her suspicions as they request to take his blood-stained jacket for sentimental reasons. Intrigued by the mystery, Bunch seeks the help of her godmother, Miss Marple, to uncover the truth behind the man's last words and his untimely death in their tranquil village of Chipping Cleghorn. Together, they navigate the challenges posed by the relatives' strange behavior and the implications of the man's demise.

Louisa Oxley and her son, Archie, arrive at the sprawling estate of Greenshaw's Folly during a storm, seeking refuge from Louisa's abusive husband. Louisa begins working as a secretary for the elderly botanist Katherine Greenshaw, who is nearly blind and needs assistance with her writings. As Archie explores the estate, he encounters the gardener, Alfred Pollock, who appears suspiciously covered in blood. Shortly after their arrival, the butler, Walter Cracken, falls to his death from a ladder, which is initially deemed an accident. However, when Katherine is later found dead from an arrow wound, Miss Marple suspects foul play and begins to investigate the strange occurrences within the house. The atmosphere grows tense as Louisa and Mrs. Cresswell find themselves locked in separate rooms while chaos unfolds around them.

At Keston Spa Hydro, Miss Marple senses an eerie atmosphere among the guests during the Christmas holiday. She observes Mr. Sanders, a fellow guest, and suspects he intends to murder his wife, though she lacks evidence. As the evening unfolds, tension escalates when a scream pierces the air, prompting guests to investigate. They discover Mr. Sanders dead in his room, with no apparent cause of death and no weapon in sight. The guests are faced with the challenge of uncovering the truth behind his sudden demise while grappling with their own suspicions of one another. Miss Marple pieces together clues, including a mysterious letter found in Sanders' belongings, as she navigates the unfolding chaos.

In a quaint English village, Miss Marple receives a case file from her friend, Doctor Haydock, who seeks her insight into a recent death. The investigation takes her to a local church where a man collapses during a service, uttering cryptic last words. As she interviews witnesses, she uncovers a series of suspicious events surrounding the deceased's family, including a hidden legacy and a mysterious bouquet found at the scene. Meanwhile, she faces challenges from skeptical locals who doubt her methods and the police's insistence on a straightforward explanation. With each clue, Miss Marple navigates through the web of deceit while piecing together the truth behind the man's demise.

In the village of St. Mary Mead, vicar's wife Diana Harmon finds a dying man in the church, clutching a bullet wound and whispering 'sanctuary' before he dies. Diana suspects the man's relatives, Mr. and Mrs. Eccles, who arrive to inquire about his death and belongings. She calls upon her godmother, Miss Marple, to investigate the circumstances surrounding the man's demise. As they delve into the case, they face challenges from the evasive relatives and the mystery of the man's identity. Meanwhile, Miss Marple's recovery from illness provides her with the opportunity to engage her sharp mind in solving this perplexing murder. The investigation leads them through local gossip and hidden motives as they piece together clues in a seemingly tranquil village setting.

In the quaint village of St. Mary Mead, Miss Marple gathers with her friends for the Tuesday Night Club, where each member presents an unsolved mystery for discussion. During one meeting, Sir Henry Clithering recounts a case involving a husband and wife who host a dinner party that ends in murder. As they debate the details, Miss Marple quietly observes the interactions and motives of those involved. In another story, she investigates the drowning of a lady's companion off Gran Canaria, noting peculiar weight gain prior to the incident. Each tale reveals intricate plots, with Miss Marple piecing together clues from seemingly mundane conversations and observations.

In the cozy village of St. Mary Mead, Miss Marple attends a gathering at the local club where members share unsolved mysteries. During the meeting, one member recounts a recent murder involving a woman who was found dead shortly after writing her will. As the discussion unfolds, Miss Marple listens intently, piecing together clues from the stories shared. She later visits the crime scene, where she examines the surroundings and interviews witnesses, including the victim's family members. Faced with conflicting alibis and suspicious behavior, she navigates through a web of deceit to uncover the truth behind the murder.

Tommy and Tuppence Beresford take over the International Detective Agency, a recently vacated spy stronghold, under the direction of their friend Mr. Carter. They begin solving cases while adopting various detective personas, including that of Sherlock Holmes. Their first case involves a missing pink pearl belonging to a guest, prompting them to investigate the household where it was last seen. As they delve into the mystery, they encounter a suspicious maid and a secretive guest who may hold the key to the theft. The couple faces challenges when they realize that their inquiries attract unwanted attention from local criminals, complicating their investigation. They must navigate these dangers while piecing together clues to recover the pearl and prove their detective skills.

In a seaside boarding house called Sans Souci, Tommy Beresford arrives under the alias Mr. Meadowes to investigate suspected German spies known only as N and M. Upon his arrival, he is surprised to find his wife, Tuppence, already posing as Mrs. Blenkensop, eager to assist him in the mission. They begin their investigation by mingling with the eclectic guests, which include a retired military man and a suspicious elderly woman. While searching for clues, they face challenges such as evading the watchful eyes of other guests and deciphering cryptic messages left by a murdered agent. As they gather information, they must navigate the tension of potentially being discovered while trying to identify the spies among them.

Tommy and Tuppence Beresford visit the Sunny Ridge nursing home to see Tommy's Aunt Ada, who is known for her irascibility. While Tommy speaks with his aunt, Tuppence converses with an elderly resident named Mrs. Lancaster, who cryptically asks about 'your poor child' and mentions something behind the fireplace. After Aunt Ada's death, Tuppence discovers that Mrs. Lancaster has mysteriously vanished, taken away by a relative no one can identify. Intrigued and concerned, Tuppence decides to track down Mrs. Lancaster, using a painting of a house by a canal that she believes holds clues. As she investigates, she encounters obstacles including unhelpful lawyers and a lack of information about Mrs. Lancaster's whereabouts, leading her to dig through old diaries and train timetables for any leads.

Tommy and Tuppence Beresford move into an old house called the Laurels in the quaint village of Hollowquay. While sorting through a collection of antique children's books, Tuppence discovers a hidden message in a copy of *The Black Arrow*, stating, 'Mary Jordan did not die naturally.' Intrigued, she searches for Mary Jordan's grave but instead finds that of Alexander Parkinson, the message's author, who died young. As Tuppence investigates further, she learns from local villagers that Mary was a governess who died under suspicious circumstances involving poisoned food. The situation escalates when their gardener, Isaac Bodlicott, is murdered on their doorstep, prompting Tuppence to realize they are entangled in a dangerous mystery linked to past events. Shortly after, Tuppence is grazed by a bullet in her own garden, indicating that someone wants to silence them.

Tommy and Tuppence are approached by Beatrice Kingston-Bruce, who seeks their help in finding a missing pink pearl from her mother’s guest, Lady Laura Barton. The pearl disappeared during a dinner party at their home, where several guests were present, and the family wishes to avoid police involvement due to Lady Laura's rumored kleptomania. Arriving at the opulent house, Tommy begins interviewing the guests and household staff while Tuppence assists him in gathering information. As Tommy searches through the rooms for clues, he accidentally finds himself locked in a bathroom, complicating their investigation. Meanwhile, suspicions arise about the motives of various guests, adding tension to their efforts to locate the pearl before time runs out.

In the Grand Adlington Hotel, Tommy and Tuppence Beresford sit disheartened after a failed case. They are approached by Mr. Bulger, who introduces them to Gilda Glen, a confused stage actress who mistakenly believes Tommy is a clergyman. Gilda urgently writes a note asking to meet Tommy away from the hotel. As they ponder the note, an angry man bursts in, claiming he wants to confront someone. When Tommy and Tuppence arrive at the meeting spot, they hear a piercing scream that disrupts the foggy night, prompting them to investigate further.

Lois Hargreaves receives a mysterious box of poisoned chocolates at her isolated country estate, Thurnly Grange, leading her to suspect foul play among her household. As members of the household fall ill, she hires detectives Tommy and Tuppence to investigate. They explore the crumbling estate, questioning the suspicious staff and uncovering hidden secrets. During their investigation, they discover that a maid has died from poisoned sandwiches, and they find Lois's cousin Dennis missing after he inherits her fortune. Tuppence climbs a ladder to inspect a window, revealing a woman strapped to a bed inside the house. The detectives face challenges in navigating the web of lies and deceit surrounding the estate as they work to identify the culprit before more lives are lost.

Tommy and Tuppence investigate a series of mysterious disappearances linked to a stranger who lures victims away from their homes. They set up surveillance at an office, hoping to catch the perpetrator in the act. As they wait, they overhear a conversation about stolen documents and witness an attempted break-in. Suddenly, they are confronted by an armed man who threatens them, forcing Tommy to use his wits to escape. Tuppence manages to alert the authorities just in time, but the situation escalates as they face unexpected obstacles in their pursuit of the truth.

At a fancy dress charity ball, Tommy and Tuppence dress as Sherlock Holmes and Dr. Watson. They overhear a conversation about a hidden teaspoon and suspect something is amiss. Tuppence questions Lady Laura's maid, who reveals that Lady Laura has a history of theft when visiting friends. While investigating, they find themselves trapped in a bathroom when the maid cannot open the door. Later, they learn that a detective inspector is actually a foreign agent trying to retrieve critical documents from their office. The duo must navigate this dangerous situation while keeping Lady Laura from leaving the house.

Tommy and Tuppence are approached by a Duke who seeks their help in finding his missing daughter. They begin their investigation at a private nursing home in Sussex, where Tuppence poses as a nurse to gather information. Tommy, meanwhile, pretends to be a journalist to gain access to the facility but is turned away. After overhearing a suspicious conversation, they split up to follow different leads. Tuppence climbs a ladder to peek into a room and sees a woman tied to a bed, while Tommy makes phone calls in the village. The situation escalates when they realize they are being watched and must navigate through deception and danger to uncover the truth about the missing girl.

Tommy and Tuppence Beresford, now running a detective agency, receive a visit from Inspector Marriot from Scotland Yard, who informs them of a missing woman and asks for their help. They learn that the woman's lover, Lawrence St Vincent, is desperate to find her and has come to them for assistance. The couple begins their investigation in a foggy London, where they navigate through the complexities of their new roles as detectives. Tuppence makes a bold promise to locate the woman within 24 hours, setting the stage for their frantic search. As they delve deeper, they encounter various characters and face challenges that test their newfound detective skills.

Tommy and Tuppence, operating under the aliases Mr. Blunt and Miss Robinson, are approached by Lawrence St Vincent, who seeks their help in finding his missing fiancée, Janet. The couple investigates at a hat shop in Brooks Street where Janet worked, discovering that she has vanished without a trace. Tuppence uses her connections from her wartime nursing days to gather information, while Tommy employs his camera to document their findings. They overhear a conversation about a hidden teaspoon, which leads them to suspect Lady Laura, a known kleptomaniac. As they search Lady Laura's home, they become trapped in a bathroom when the door gets stuck. After escaping, Tuppence climbs a ladder to look through a window and sees a woman restrained in a room, prompting her to devise a plan to rescue her.

In a lavish London hotel, Tommy and Tuppence investigate the mysterious disappearance of a valuable necklace belonging to Lady Laura. They question the hotel staff and overhear a conversation about a missing teaspoon, which leads them to suspect kleptomania. While searching Lady Laura's room, they become trapped in the bathroom when the door jams. After escaping, Tuppence climbs a ladder to peer through a window and sees a woman bound to a bed, prompting her to inform Tommy. As they piece together the clues, they learn that Lady Laura has been hiding her kleptomania rather than being a victim of theft.

In a quaint village, a clergyman's daughter inherits a large, dilapidated house from her aunt but struggles to maintain it. To make ends meet, she decides to take in lodgers, yet the house's strange disturbances drive away potential tenants. Meanwhile, a man claiming to be from a paranormal society expresses interest in buying the house, raising her suspicions about his true intentions. Tommy and Tuppence step in to investigate the odd happenings and the man's motives. They uncover clues that suggest the previous owner may have hidden valuables within the property, leading them to search for hidden treasures amidst the chaos. As they delve deeper into the mystery, they face challenges posed by the supposed hauntings and the enigmatic visitor.

The American ambassador arrives in London after a sea voyage, only to discover that his toiletry case has been switched with another during the trip. He seeks the help of Tommy and Tuppence, who investigate the switch and suspect foul play. They visit the beauty salon where a woman had fainted near the ambassador's room, hoping to find clues. While at the salon, they encounter suspicious taxi drivers and overhear conversations hinting at a larger scheme. Tommy puts an ad in the newspaper to locate the fainting woman, facing challenges from uncooperative witnesses and potential kidnappers. As they dig deeper, they realize that the case swap is linked to a more significant international intrigue involving smugglers.

At the stately home of Chimneys, a group of young guests plays a prank on Gerry Wade by hiding eight alarm clocks in his room to wake him. The next morning, they find Gerry dead in his bed, and one clock is missing. Lady Eileen 'Bundle' Brent drives to London, where she collides with Ronny Devereux, who gasps out a dying message about 'Seven Dials' before he dies from a gunshot wound. Bundle discovers a secret club called the Seven Dials, where masked individuals discuss a stolen formula and an upcoming party at Wyvern Abbey. As she investigates, she finds herself in danger when someone knocks her unconscious, leading to a confrontation with the club members.

At a dinner party hosted by the flamboyant Mr. Shaitana, a collector of murderers, Hercule Poirot and three other detectives mingle with four guests suspected of having committed murder. After an evening of bridge, the guests discover Shaitana dead in his chair, stabbed with a dagger from his own collection. The detectives begin their investigation, questioning the suspects who all deny any wrongdoing. Superintendent Battle searches Dr. Roberts' office but finds no evidence, while Mrs. Lorrimer confesses to Poirot that she witnessed Anne Meredith stab Shaitana. The next morning, Mrs. Lorrimer is found dead from an overdose, leaving behind a suicide note that raises further suspicions about the circumstances of her death.

Luke Fitzwilliam, a retired policeman, travels on a train to London where he meets Lavinia Pinkerton, who reveals her suspicions about a series of murders in her village of Wychwood under Ashe. She claims that several deaths, initially deemed accidents, are actually the work of a killer who has targeted specific individuals. Shortly after their conversation, Lavinia is killed in a hit-and-run incident, prompting Luke to investigate further. Upon arriving in Wychwood, he learns about the mysterious deaths of locals including Amy Gibbs and Dr. Humbleby, which appear to be connected. As Luke gathers information from villagers, he faces the challenge of navigating their reluctance to discuss the incidents openly and the growing tension surrounding the unsolved deaths.

At Lady Tressilian's seaside estate in Gull's Point, a tense gathering unfolds as she invites her estranged nephew Nevile Strange, his new wife Kay, and his ex-wife Audrey to stay. The atmosphere is fraught with discomfort as Kay feels overshadowed by Audrey, who receives unexpected attention from Nevile. During a dinner party, Mr. Treves recounts a chilling story about a child's accidental death, which foreshadows the unfolding drama. The next morning, Treves is found dead in his hotel room, initially attributed to heart failure, raising suspicions among the guests. As the investigation begins, Thomas Royde uncovers discrepancies about Treves' last night, revealing that the lift was operational when he returned. Meanwhile, Audrey attempts to leap from a cliff but is saved by Angus MacWhirter, who becomes entangled in the mystery surrounding Treves' death.

At a dinner party hosted by the flamboyant Mr. Shaitana, a collector of murderers, Hercule Poirot and three other detectives mingle with four guests suspected of having committed murder. After an evening of bridge, the guests discover Shaitana dead in his chair, stabbed with a dagger from his own collection. The detectives begin their investigation, questioning the suspects who all deny any wrongdoing. Superintendent Battle searches Dr. Roberts' office but finds no evidence, while Mrs. Lorrimer confesses to Poirot that she witnessed Anne Meredith stab Shaitana. The next morning, Mrs. Lorrimer is found dead from an overdose, leaving behind a suicide note that raises further suspicions about the circumstances of her death.

In Aswan, wealthy socialite Linnet Doyle approaches detective Hercule Poirot while he is vacationing, seeking help to deter her former friend Jacqueline from stalking her after marrying Jacqueline's ex-fiancé, Simon. Despite Poirot's refusal to take the case, Simon and Linnet attempt to escape Jacqueline by boarding the steamer Karnak for a Nile cruise. However, Jacqueline learns of their plans and boards the ship ahead of them. During a dinner on the steamer, Jacqueline shoots Simon in the leg during a fit of rage but immediately regrets her actions. The next morning, Linnet is found dead in her cabin, shot in the head, and her valuable pearls are missing, prompting Poirot to investigate the crime scene and question the passengers aboard the ship.

At the Luxembourg restaurant, George Barton hosts a dinner one year after his wife Rosemary's death from cyanide poisoning, which was initially ruled a suicide. The gathering includes the same guests from that fateful night, with an empty chair symbolizing Rosemary. As the evening progresses, George plans to reveal new evidence suggesting murder rather than suicide. Tension escalates when he proposes a toast and drinks champagne, only to collapse dead from cyanide poisoning, mirroring Rosemary's demise. The guests are thrown into chaos as they grapple with the implications of George's sudden death, while suspicions rise about who among them might be the murderer. Colonel Race arrives to investigate the shocking events and begins questioning the remaining guests about their actions during the dinner.

In a dimly lit, old manor house, Mr. Satterthwaite and Major Porter discuss the mysterious death of Derek Capel. They overhear a tense conversation between Mrs. Staverton and Richard Scott, hinting at jealousy and potential murder. That night, gunshots echo through the garden, leading them to find Mrs. Staverton holding a gun beside two bodies: Captain Allenson and Mrs. Scott. As the police are summoned, Satterthwaite notices blood on Mrs. Scott's earlobe and a missing earring, raising questions about the scene. They soon discover that a glazier had visited earlier that day to replace a haunted window, which may hold crucial evidence about the events that transpired.

In a quiet English countryside, a group of friends gathers at a country house for a weekend retreat. While they enjoy their time, one of the guests, Miss Eleanor Le Couteau, suddenly sees a train passing by, with its smoke forming the shape of a gigantic hand against the crimson sky. Just moments later, a gunshot echoes through the air, prompting the group to rush to the music room where they find another guest, Mrs. Staverton, shot in the head. Sir George, another attendee, is skeptical of Eleanor's claim about the sign in the sky. As the police investigate, they uncover that Sir George had tampered with the clocks to create an alibi for himself. The tension rises as suspicions mount and secrets begin to unravel among the guests.

Satterthwaite finds himself stranded in the village of Kirklington Mallet due to car troubles and seeks refuge at the local pub, the 'Bells and Motley'. Inside, he meets Mr. Quin, and they discuss the mysterious disappearance of a newly married man, Captain Harwell, which has left the village rife with gossip. As a storm brews outside, Satterthwaite recounts the details of the case, including the local man's unproven connection to the incident and the publican's daughter's affection for him. Over dinner, Quin encourages Satterthwaite to analyze the evidence more critically, particularly regarding the timing of events surrounding the disappearance. The conversation is interrupted by the storm, adding tension as they delve deeper into the unsolved mystery.

In Monte Carlo, Mr. Satterthwaite observes the glamorous Countess Czarnova, who is accompanied by her infatuated American companion, Franklin Rudge. As they engage in conversation, Satterthwaite learns about the mysterious circumstances surrounding the Countess's past relationships. Tension escalates when a sudden altercation arises between Rudge and a rival suitor, leading to a public scene at the casino. Amidst the chaos, Satterthwaite witnesses Rudge's desperate attempt to win back the Countess's favor through gambling. The atmosphere thickens as whispers of scandal circulate among the elite patrons of the casino, creating an air of intrigue and danger around the unfolding events.

Mr. Satterthwaite travels to Corsica with the Duchess of Leith, where they encounter a young artist named Naomi, who insists on driving alone to a remote location called 'The World's End.' As they navigate a narrow, winding road leading to the hamlet, Satterthwaite becomes increasingly concerned about Naomi's mental state. The Duchess pressures her to join their picnic, but Naomi remains distant and uncooperative. When they finally reach their destination, Satterthwaite is filled with foreboding as he senses that something is amiss in the picturesque yet isolated setting.

In a dimly lit house on the French Riviera, Mr. Satterthwaite hosts a gathering where tensions rise over the recent suicide of Derek Capel. As the evening unfolds, a stranger named Mr. Harley Quin arrives seeking shelter, prompting discussions about jealousy and murder. Suddenly, two gunshots echo from the garden, leading Satterthwaite and Quin to investigate. They find Mrs. Staverton holding a gun beside two dead bodies: Captain Allenson and Mrs. Scott. The group faces the challenge of unraveling the events that led to the shooting while dealing with the fear of a murderer among them. Amidst accusations and secrets, they must navigate through the confusion to uncover the truth behind the tragic incident.

In a quiet English village, Mr. Satterthwaite and Harley Quin attend a dinner at the home of Mrs. Staverton, where they overhear a tense conversation about jealousy and potential murder. The next evening, they explore the garden and hear gunshots, leading them to find Mrs. Staverton holding a gun beside two dead bodies, Captain Allenson and Mrs. Scott. As the police arrive, Satterthwaite discovers a blood spot on Mrs. Scott's earlobe and an earring missing, suggesting foul play. They also find a feather matching one of Mrs. Scott's hats near the scene, raising questions about the events that transpired. The investigation reveals that Richard Scott may have been involved in the incident, complicating the already tense atmosphere of the gathering.

Mr. Satterthwaite arrives at the Denham's country house, where he finds the couple intriguing but is initially alone as they are out. He wanders into the garden and discovers Harlequin's Lane, a path that leads to a former quarry now used as a rubbish tip. While exploring, he meets Molly Stanwell, a local girl involved in a masquerade performance featuring Anna Denham as Columbine and Mr. Quin as Harlequin. After the successful performance, Anna confides in Satterthwaite about her past and her love for John Denham. Later, Satterthwaite sees Anna with a figure in Harlequin costume along the lane, but when he and Oranoff search for her, they find her lifeless body at the rubbish tip.

Mr. Satterthwaite visits the Harchester Galleries and is captivated by a painting titled 'The Dead Harlequin,' which resembles a mysterious acquaintance, Mr. Quin. He impulsively purchases the artwork and invites the artist to dinner that evening. The dinner begins awkwardly as the artist expresses strong disagreements with Satterthwaite's views. During the meal, they discuss the eerie setting of the painting, a ghostly house named Charnley, known for its tragic history. As they converse, Satterthwaite feels an unsettling presence and senses that something significant is about to unfold. Meanwhile, two other potential buyers contact him, expressing a desire to acquire the painting, adding tension to the evening's events.

On a Spanish island, Mr. Satterthwaite enjoys his usual contemplative walk along the cliffs when he encounters a despondent man who reveals his intention to end his life. The man, dressed in a Harlequin outfit, shares his sorrow and expresses a desire to postpone his plan for one night. The next day, Satterthwaite meets a woman who recounts her troubled marriage and the mysterious death of her husband at sea, which she believes was not an accident. As Satterthwaite listens, he learns of her past affair that resulted in a son, complicating her story further. With the Harlequin's guidance, Satterthwaite feels compelled to intervene in these unfolding events, facing the challenge of helping both individuals while navigating their intertwined fates.

Mr. Satterthwaite stays with the Keeleys at their country house when a séance reveals the names 'LAIDELL' and 'QUIN'. Shortly after, a tragic death occurs, prompting Satterthwaite to investigate. He finds that the atmosphere is tense, with guests whispering about jealousy and potential murder. As he explores the library, he overhears a heated argument between two guests, which raises his suspicions. Later, he discovers a hidden message that hints at foul play, leading him to question the circumstances surrounding the death. The setting is marked by stormy weather and an air of foreboding as Satterthwaite pieces together the clues amidst the growing unease among the guests.

In a quiet evening at Colonel Melrose's residence, he and Mr. Satterthwaite receive an urgent call about a murder at Alderway, where Sir James Dwighton has been found dead with a severe head injury. They hastily drive to the scene but collide with Mr. Quin, who joins them in their investigation. Upon arrival, they discover that both Dwighton's wife and his friend claim responsibility for the murder, creating immediate confusion. As they gather evidence, they face the challenge of conflicting alibis and multiple confessions from the suspects. The investigation reveals a complicated love triangle involving an older man, a younger wife, and her secret admirer, adding layers to the mystery. The detectives must navigate through the chaos of testimonies while piecing together the timeline of events leading to the murder.

Parker Pyne meets Mr. Roberts, a city clerk who seeks a brief escape from his mundane life. They convene at the Bon Voyageur restaurant, where Pyne learns about a recent murder involving an absent-minded professor named Petersfield. The professor was killed while secret plans were attempted to be stolen, but the plans remain secure. Pyne is tasked with ensuring these plans reach the League of Nations in Geneva, as their usual agents are unavailable or untrustworthy. As they discuss the case, Pyne warns Roberts that their endeavor may involve danger, setting the stage for unforeseen challenges ahead.

In a lavish London hotel, Parker Pyne meets Mrs. Louise Packington, who reveals her distress over her husband’s suspicious behavior. She believes he is plotting against her and seeks Pyne's help to uncover the truth. Pyne investigates by observing the couple during their social engagements, noting George Packington's interactions with a mysterious young woman. As he delves deeper, Pyne discovers that George has been receiving threatening letters and is involved in a dubious financial scheme. The challenge intensifies when Pyne realizes that George's actions may lead to a dangerous confrontation, putting both him and Louise at risk.

Reginald Wade visits Parker Pyne, seeking help to save his marriage as his wife, Iris, has given him six months before she pursues a divorce. Pyne devises a plan for Reggie to engage in a flirtation with the glamorous Madeleine de Sara to provoke jealousy in Iris. They meet at a café where Pyne introduces them, and Reggie awkwardly tries to impress Madeleine. Meanwhile, Iris spends time with Sinclair Jordan, an art lover, which deepens Reggie's concern. As the weeks pass, Reggie struggles with his feelings while trying to execute Pyne's plan without causing a scandal. The tension builds as both spouses navigate their growing attractions to others while Reggie attempts to win back Iris's affection.

Maria Packington feels trapped in her dreary marriage to George, who spends late nights at the office, allegedly with his attractive secretary. Seeking help, she contacts Parker Pyne after seeing his advertisement for happiness. Pyne arranges a makeover for Maria and introduces her to Claude Luttrell, a charming younger man. They enjoy lunch at the Ritz and share dances at a local hall, where George unexpectedly confronts them. Maria's newfound confidence begins to rekindle her marriage, but she faces the challenge of George's jealousy and suspicions about her relationship with Claude.

In a lavish house in Shiraz, a wealthy couple hosts a gathering that includes their enigmatic friend, Parker Pyne. During the evening, Pyne observes the interactions and tensions between the guests, particularly noting the jealousy of George Packington towards his wife Maria. As the night progresses, Maria receives an unexpected visit from Claude, a charming stranger, which incites George's anger. The atmosphere thickens when a mysterious letter arrives, hinting at hidden motives among the guests. Tensions escalate as George confronts Claude, leading to an explosive argument that disrupts the evening's festivities.

A young woman named Elsie Jeffries boards the Orient Express at the Gare de Lyon, feeling unhappy about her marriage. She encounters Parker Pyne, who is on the train to investigate a jewel robbery that has yet to occur. During their conversation, she reveals that her husband has left her a cryptic message involving a planned event in Venice. As they travel, Elsie worries about the implications of the message and what it might mean for her future. Meanwhile, Pyne begins to piece together the circumstances surrounding her situation, aiming to provide assistance. The train moves through the picturesque European landscape, creating a stark contrast to Elsie's internal turmoil.

Parker Pyne travels across the Syrian Desert to Baghdad in a motor coach, where he encounters a group of passengers. As boredom sets in, the journey takes a dark turn when Captain Smethurst is found dead with no visible wounds. The passengers, confused and fearful, turn to Pyne for help. He begins piecing together fragments of overheard conversations and clues from the night before. The group faces challenges as they navigate their suspicions and the mystery surrounding the captain's death. Tensions rise as they realize they are stranded in a remote location with a potential murderer among them.

In Greece, Mrs. Peters, a wealthy widow, travels with her son Willard and their maid. They visit the ancient ruins of Delphi, where they encounter a mysterious oracle. Willard discovers a hidden chamber filled with ancient artifacts and a cryptic inscription. As they explore further, they face challenges from local authorities who are suspicious of their intentions. Tensions rise when an unexpected storm traps them at the site, limiting their escape options. Meanwhile, strange occurrences hint at a deeper mystery surrounding the oracle's powers.

Parker Pyne travels with a group through the ancient ruins of Petra, where a young woman named Maria loses her valuable pearl earring. As they search for the earring, Pyne suspects the expedition leader, who appears overly interested in Maria's jewelry. Later, during a dinner at the Ritz Hotel, Pyne observes tensions between Maria and her husband George, who becomes jealous of her interactions with Claude, a charming dancer. The next day, Pyne learns that Maria's earring has been found, but he uncovers that it is a fake, cleverly swapped by the expedition leader to cover his theft. Pyne devises a plan to retrieve the real earring and confronts the leader in a tense showdown at an empty house where he must navigate the leader's deceitful tactics and protect Maria's reputation.

Parker Pyne meets Mrs. Abner Rymer, a widow seeking help with her unhappy marriage. They discuss her husband's puritanical nature and her desire for freedom. Pyne arranges a beauty treatment and lunch at the Ritz, where Mrs. Rymer is introduced to a charming man named Claude. As they begin a whirlwind romance, her husband George becomes suspicious and confronts her. Meanwhile, Pyne orchestrates events to ensure that George reconciles with his wife, while Claude confesses his past as a gigolo, promising to reform. The story unfolds in the luxurious settings of London, highlighting the social dynamics of the wealthy elite.

In the snowbound village of Sittaford, a group of six friends gathers at Sittaford House for an evening of table-turning. During the séance, they receive a chilling message that Captain Trevelyan has been murdered six miles away. Major Burnaby, disturbed by the revelation, braves the worsening storm to check on his friend. Upon arriving at Trevelyan's cottage in Exhampton, he discovers the captain's lifeless body. The police, led by Inspector Narracott, begin their investigation, initially focusing on Trevelyan's family members who stand to inherit his wealth. Meanwhile, Emily Trefusis, engaged to Trevelyan's nephew James, believes in his innocence and teams up with journalist Charles Enderby to uncover the truth behind the murder.

Celia, a young woman on the verge of suicide, sits alone in a garden on an exotic island. She meets Larraby, a successful portrait painter, who senses her despair and engages her in conversation. As they talk throughout the night, Celia reveals her troubled past, including her sheltered childhood and the loss of her loved ones. Larraby learns about her failed marriage to Dermot, a self-absorbed soldier, and the subsequent emotional turmoil that follows. Despite her longing for connection, Celia struggles with her fears and uncertainties about life and love. The setting shifts from the tranquil garden to the confines of her hotel room, where she shares her story with Larraby, who listens intently, offering a glimmer of hope amidst her despair.

Bobby Jones, while playing golf in Marchbolt, Wales, discovers a dying man at the bottom of a cliff. The man utters the enigmatic phrase, 'Why didn't they ask Evans?' before he dies. Intrigued and unsettled, Bobby shares this with his childhood friend, Lady Frances Derwent, known as Frankie. They decide to investigate the circumstances surrounding the man's death, suspecting it is more than just an accident. Their inquiries lead them to Merroway Court, where they stage a car accident to gain entry and gather information about the deceased. As they delve deeper, they face challenges including an attempted poisoning and confrontations with suspicious characters.

Eight strangers arrive on the isolated Soldier Island, each summoned by a mysterious invitation. They are greeted by the butler and housekeeper, who inform them that their hosts have not yet arrived. After dinner, a gramophone recording accuses each guest of committing murder in the past, leading to rising tension among them. The following morning, they discover that Mrs. Rogers has died in her sleep, raising suspicions about the circumstances. As they attempt to leave, they find that the boat is missing, trapping them on the island. Soon after, General Macarthur is found dead on the beach, heightening their fears that a murderer is among them.

Joan Scudamore, stranded in a remote rest house in Tell Abu Hamid due to a flood blocking her train route, faces an unexpected solitude. With nothing to occupy her time, she ventures into the surrounding desert, risking disorientation as she walks alone. During her isolation, she reflects on her life choices and relationships, particularly her marriage to Rodney and the lives of her children. An encounter with an old friend, Blanche, prompts unsettling thoughts about her family's dynamics and her influence on them. As the days pass without distraction, Joan confronts uncomfortable truths about herself and the reality of her family's struggles. The harsh desert environment mirrors her internal turmoil as she grapples with the consequences of her past actions.

In ancient Egypt, Renisenb returns to her father's estate after her husband's death, only to find the household in turmoil due to the arrival of her father's new concubine, Nofret. Nofret's beauty incites jealousy and rivalry among the family members, leading to covert schemes against her. Tensions escalate when Nofret's body is discovered at the bottom of a cliff, prompting suspicion among the family. Imhotep, Renisenb's father, insists her death is an accident despite growing evidence to the contrary. As the family grapples with their suspicions, another family member falls victim to a mysterious death, heightening the atmosphere of fear and distrust. The once serene household becomes a battleground of accusations and hidden motives as Renisenb seeks to uncover the truth behind these tragic events.

In the small Cornish town of St. Loo, Hugh Norreys, confined to a wheelchair after a road accident, observes the political campaign of John Gabriel, a local candidate. As Gabriel gains popularity, tensions rise when he unexpectedly elopes with Isabella, a beautiful woman from the nearby castle. The news shocks the community, and Hugh's visitors begin to share their secrets and emotions with him, revealing their hidden motivations. Meanwhile, Hugh's brother Robert and sister-in-law Teresa navigate their own challenges as they support him during this tumultuous time. The atmosphere in St. Loo becomes charged with gossip and speculation as the election approaches, creating an intricate web of relationships and ambitions.

In the crooked mansion known as Three Gables, wealthy patriarch Aristide Leonides is found dead, poisoned by his own eye medication. His granddaughter Sophia informs her fiancé Charles Hayward that they cannot marry until the murder is solved, as suspicion falls on various family members, including Aristide's young wife Brenda and the family's tutor Laurence. Charles moves into the house to assist with the investigation, interviewing family members while navigating their complex relationships. As he digs deeper, he discovers love letters that suggest an affair between Brenda and Laurence, leading to their arrest. However, the situation escalates when Josephine, a young family member, is discovered unconscious after being struck on the head. Tension mounts as Charles realizes that the true murderer may still be among them, putting everyone at risk.

Victoria Jones arrives in Baghdad, eager for adventure after losing her job in London. She stays at the Tio hotel, where the amiable owner, Marcus, welcomes her with promises of delicious meals. Before she can reconnect with Edward, a man stumbles into her hotel room, murmuring cryptic last words before dying from a stab wound. Victoria realizes she must alert the authorities but feels trapped with a dead man in her room. Meanwhile, British agent Henry Carmichael attempts to enter Baghdad with crucial evidence against a shadowy organization plotting to disrupt an international summit. The atmosphere is tense as various characters converge on the city, each with their own agenda and secrets.

In a cozy suburban home, Ann Prentice eagerly anticipates the return of her daughter Sarah from a skiing trip. During Sarah's absence, Ann meets Richard Cauldfield, a widower, and they quickly develop a romantic relationship, planning to marry. However, upon Sarah's return, she vehemently opposes the union and actively sabotages any chance of reconciliation between her mother and Richard. Tensions rise as Sarah confronts Richard, leading to heated arguments that disrupt the household. Ann struggles to mediate the conflict while feeling torn between her love for Richard and her loyalty to Sarah. As the situation escalates, both women face the challenge of navigating their conflicting desires within the confines of their home.

In a Moroccan hotel, Hilary Craven prepares to end her life when British secret agent Jessop intervenes, proposing that she impersonate Olive Betterton, a woman injured in a plane crash. Hilary reluctantly accepts and begins her journey, traveling through Morocco while following Olive's itinerary. She encounters various travelers, including Andrew Peters, who becomes an ally. As they reach a secret facility, Hilary faces the challenge of maintaining her cover while gathering information about the missing scientist Thomas Betterton. Meanwhile, she must navigate the dangers posed by those who may suspect her true identity. The setting shifts from the bustling streets of Casablanca to the mysterious and isolated locations in the High Atlas mountains.

Laura Franklin resents her younger sister Shirley, who is adored by their family. One night, a fire breaks out, and Laura risks her life to save Shirley, leading to a profound shift in her feelings. As they grow up, Laura becomes increasingly protective of Shirley, especially after their parents die unexpectedly. Laura befriends a grumpy local man who surprisingly offers her support during this tumultuous time. Meanwhile, Shirley falls in love with a man who later becomes disabled by polio, creating tension in their relationship. Laura faces the challenge of balancing her protective instincts with Shirley's desire for independence.

Dr. Arthur Calgary arrives at Sunny Point, the Argyle family estate, two years after the murder of Rachel Argyle, who was bludgeoned to death in her study. He reveals that Jacko Argyle, convicted of the crime, is innocent due to a solid alibi he provided during the trial. The family members, including Mary, Mickey, Hester, and Tina, are unsettled by this news, as it implies that the real murderer is still among them. Tensions rise as each sibling's alibi is scrutinized; Hester claims she was reading in her room while Mary was with her husband, Philip. Calgary faces hostility from the family as he attempts to gather information about the night of the murder, leading to confrontations filled with accusations and distrust. The once-cozy atmosphere of Sunny Point transforms into one of suspicion and fear as secrets from the past begin to surface.

Mark Easterbrook witnesses a fight between two women in a Chelsea café, where one pulls out the other's hair. Shortly after, he learns that one of the women, Thomasina, has died. At a dinner with friends, Poppy Stirling mentions the Pale Horse, an establishment rumored to be involved in witchcraft, but she becomes frightened and refuses to elaborate. Mark visits Much Deeping for a village fête and hears about the Pale Horse inn, now home to three women who practice magic. Intrigued, he later encounters Mr. Venables, a wealthy man in a wheelchair, who raises Mark's suspicions. As he investigates further, he discovers connections between recent deaths and the mysterious activities surrounding the Pale Horse.

Michael Rogers dreams of a perfect life at Gipsy's Acre, a picturesque yet eerie property with dark fir trees and views of the sea. He marries Ellie Guteman, a wealthy heiress who purchased the land, and they hire Santonix to build their dream home. On their first night in the house, a rock crashes through the window, warning them to leave. Despite this, they explore the property and restore a folly near the cliffs. However, during a lunch with Major Philpot, Michael grows concerned when Ellie does not return from her morning ride. He later discovers her lifeless body in the woods, leading to police suspicions about the circumstances of her death.

In a lavish London mansion, actress Jane Wilkinson seeks Hercule Poirot's help to convince her husband, Lord Edgware, to grant her a divorce. Poirot learns from Edgware that he has already agreed to the divorce, but later that evening, Edgware is found murdered in his home. Witnesses claim to have seen Jane visiting him just before the murder, but she has an alibi: she was attending a dinner party with twelve other guests. As Poirot investigates, he discovers that another actress, Carlotta Adams, who impersonated Jane during the dinner, is also found dead. The challenge intensifies as Poirot navigates through conflicting testimonies and hidden motives among the dinner guests while trying to uncover the truth behind the murders.

Sir Stafford Nye is at Frankfurt Airport when a young woman, claiming her life is in danger, urgently asks to borrow his passport and cloak to evade her pursuers. He reluctantly agrees, not realizing the extent of the danger he is inviting into his life. Upon returning to London, he receives a mysterious message instructing him to meet at a specific location, leading him to a dinner with intelligence officials. There, he learns that the woman he helped has multiple identities and is embroiled in a web of espionage. As Nye navigates this treachery, he attends an opera where she appears again, further complicating his situation as he becomes entangled with British intelligence and their covert operations against a fascist conspiracy.

On a foggy night in South Wales, Michael Starkwedder crashes his car near the Warwick estate and enters the house through an open window. He discovers Richard Warwick's dead body in a wheelchair, with Laura Warwick holding a gun and admitting to the murder. Michael, doubting Laura's guilt, proposes they fabricate a story to mislead the police. As they plot, they face the challenge of convincing others of their innocence while dealing with the suspicious household staff and the potential arrival of law enforcement. The atmosphere is tense as they navigate through lies and hidden motives in the luxurious yet ominous setting of Llangelert House.

Nancy Taylor, now living as actress Olga Stormer, faces a threat when Jake Levitt, who knows her secret past, blackmails her. In her stylish London apartment, she devises a plan to trap him. Olga invites Jake over, pretending to be murdered to lure him into a false sense of security. As he enters the apartment, she sets the stage for his capture. When he believes he has successfully escaped the scene of a crime, Olga and her agent spring into action, confronting him with evidence of his wrongdoing. They manage to outsmart Jake, turning the tables on the blackmailer.

Dermot West visits Sir Alington in his library, where they discuss the potential insanity in Claire's family. Sir Alington warns Dermot about the dangers posed by Claire's husband, Jack Trent, who may have inherited madness. After a heated argument about Claire, Dermot leaves the library, feeling conflicted about the warning. Shortly after, police arrive at Dermot's flat to inform him that Sir Alington has been murdered. Dermot realizes he is now a suspect in the murder, as evidence has been manipulated to frame him by Jack. As he grapples with his predicament, Dermot must navigate the challenges posed by Jack's deceit and the police investigation.

Jack Hartington, while staying at his uncle's picturesque cottage, hears a woman's desperate cry for help during a golf game. He rushes to a nearby cottage where he meets Felise Marchaud, a beautiful Frenchwoman who claims she heard nothing. Concerned, Jack enlists the help of Dr. Lavington, who takes Jack's concerns seriously. Together, they investigate the mysterious sounds and Felise's troubling dreams about a woman and a blue jar. As they delve deeper, Jack discovers that his uncle possesses a similar blue jar, which may hold the key to the mystery. The challenge intensifies as they try to uncover the truth behind the eerie cries without falling victim to the deception surrounding them.

Mystery writer Anthony Eastwood receives a mysterious phone call that leads him to a crime scene in a dimly lit alley. There, he encounters two men posing as police officers who accuse him of murder and force him into their car. As they drive through the rain-soaked streets, Eastwood notices the tension in the air and the urgency in their voices. They take him to a secluded house where he must confront the reality of the staged murder and the true intentions of his captors. With his wits at stake, Eastwood devises a plan to escape while navigating the threats posed by the impersonators.

Alix Martin and her husband Gerald move into the picturesque but isolated Philomel Cottage, where Alix feels a sense of unease. She learns from the gardener that Gerald has made plans for her to go to London without her knowledge. Alix discovers discrepancies about the cottage's cost, realizing Gerald has misled her about their finances. While exploring their home, she finds Gerald's diary, which raises her suspicions about his intentions. As she confronts him about his behavior, she overhears him discussing a mysterious appointment that night, heightening her fears for her safety.

Mary Harter, an elderly widow, receives a radio from her nephew to alleviate her boredom due to her declining health. As she listens, she begins to hear the voice of her deceased husband, Patrick, urging her to prepare for her death. Concerned about her will, Mary decides to ensure her affairs are in order, including a special provision for her loyal servant. Meanwhile, the radio broadcasts continue to escalate in intensity, leading Mary to believe that Patrick is calling her home. The unsettling messages prompt her to confront the reality of her situation, as she navigates the challenges posed by the mysterious broadcasts and her fragile health.

Alan Everard, a modernist painter, struggles to find inspiration for his art while married to the beautiful Isobel Loring, who showcases his work at lavish tea parties. During one such event, he reveals a lifeless portrait of Isobel, contrasting sharply with a vibrant sketch of Jane Haworth, his daughter's godmother. As Alan grapples with his artistic identity, Isobel urges him to visit Jane for honest feedback. Tension escalates when Alan learns that Jane has been financially supporting Isobel, allowing him to pursue his art without commercial pressure. Confronting Isobel about her manipulative ways, he faces the challenge of reconciling his artistic integrity with the suffocating expectations of his marriage.

John Segrave wakes in his London bedsit after a vivid dream about a beautiful house, feeling that his life is about to change. At a dinner hosted by his boss, he meets Allegra Kerr, who captivates him with her beauty and enigmatic presence. The setting is an opulent dining room filled with rich decor, where conversation flows and laughter echoes. As the evening progresses, John feels an inexplicable connection to Allegra, but he also senses an underlying tension in the air. He learns from a friend that Allegra's family has a history of insanity, which raises doubts in his mind. Despite the allure of their budding romance, John grapples with the unsettling knowledge of Allegra's troubled lineage and the potential shadows it casts over their future together.

Theo is at a lavish party hosted by her husband Richard when she meets Vincent, a charming guest, and they quickly fall in love. As they plan to elope to South Africa, Theo learns that Richard's business empire is collapsing due to embezzlement allegations. Torn between her feelings for Vincent and her loyalty to Richard, she decides to return home. Upon arrival, Richard pressures her to retrieve an incriminating document from Vincent, setting up a confrontation between the three. The tension escalates as Theo navigates the complexities of her relationships amidst the impending scandal.

Frank Oliver returns to England after years abroad and feels isolated in the bustling city. He visits the British Museum, where he becomes captivated by a small, battered statue known as 'the lonely god,' which mirrors his own sense of loneliness. While there, he meets a young woman who shares his fascination with the statue, and they strike up a conversation about their lives. They enjoy tea together at a nearby café, but their budding friendship is abruptly interrupted when she stops coming to the museum. Heartbroken and unsure of her identity, Frank channels his emotions into painting, inspired by their brief connection. As he works on his art, he grapples with the challenge of finding her again without knowing her name or where she lives.

At Klimpton-on-Sea, a luxurious resort town, James Bond accidentally changes into another man's trousers while at the beach and discovers the Rajah's emerald in his pocket. As he realizes the value of the gem, he faces the challenge of returning it without being accused of theft. Meanwhile, he encounters a policeman who appears suspiciously knowledgeable about the emerald, raising James's concerns about his own safety. In a frantic attempt to avoid trouble, James must navigate through social gatherings while keeping the emerald hidden from prying eyes. The atmosphere is filled with tension as he considers how to handle the unexpected possession of such a valuable item.

Claire Halliwell lives a quiet life in the countryside, tending to her dogs and her parish duties. When Sir Gerald Lee marries the glamorous Vivien, Claire learns that Vivien is having an affair. Claire confronts Vivien about the affair, warning her to tell Gerald the truth. Tensions rise as Claire's sense of duty clashes with her feelings for Gerald. In a heated exchange, Vivien accuses Claire of cruelty and claims she will be a good wife despite her indifference towards Gerald. The confrontation escalates, leading to a shocking ultimatum that leaves Claire grappling with guilt.

In a cozy English village, Sir Edward Palliser visits his old friend, whose great aunt has been mysteriously murdered. He explores the quaint surroundings while investigating the crime scene, which is marked by scattered belongings and signs of a struggle. As he examines the aunt's belongings, he discovers a sixpence coin with an unusual design that raises suspicions. Sir Edward interviews local residents, who recount strange occurrences leading up to the murder, including sightings of a suspicious stranger lurking near the aunt's home. He faces challenges in piecing together conflicting accounts and navigating the village's tight-knit community, which is reluctant to share information about the events surrounding the murder.

Fenella Mylecharane and Juan Faraker return to the Isle of Man after their eccentric uncle's death, eager to claim their inheritance. They find a series of clues leading to hidden treasure left by their great-grandfather, which they must decipher. As they explore the scenic landscape, including Derby Fort and Peel Hill, they face challenges from a competing relative who seeks the treasure for himself. The cousins must navigate these obstacles while piecing together the clues that could lead them to their fortune. Tension rises when a murder occurs, complicating their quest for the gold.

On a train traveling to Newcastle, a lawyer, a doctor, and a clergyman engage in a discussion about a woman who died under mysterious circumstances, allegedly strangling herself despite having multiple personality disorder. As they debate the case, they are interrupted by a fourth man who has been quietly listening. He reveals that he knew the woman personally and challenges their interpretations of her death. The atmosphere in the compartment shifts as he shares unsettling details that contradict the assumptions made by the three professionals. Tension escalates as they confront the implications of his revelations, leading to an intense exchange about truth and perception.

Dickie Carpenter, haunted by a childhood fear of gypsies, encounters Mrs. Haworth at a dinner party, recognizing her as the woman from his nightmares. Each time they meet, she issues warnings about his future actions, including a dire caution against undergoing surgery. As Dickie confides in his friend Macfarlane, he struggles with the reality of her premonitions. Macfarlane decides to investigate Mrs. Haworth's background to understand her connection to Dickie's fears. The story unfolds in a tense atmosphere, blending the ordinary setting of a dinner party with the unsettling presence of supernatural elements.

Edward Robinson, a timid city clerk, wins £500 in a newspaper contest and impulsively buys a flashy two-seater car. On Christmas Eve, he decides to escape his controlling fiancée, Maud, and takes the car for a drive. He stops to admire a scenic view but accidentally gets into the wrong car, discovering a diamond necklace inside. This leads him to meet Lady Noreen Elliot, a glamorous woman who mistakenly believes he is someone else. They share an adventurous evening at a nightclub where Edward navigates the chaotic world of the wealthy and encounters various characters, including Noreen's friends who are involved in dubious activities.

In a bustling dressmaker's shop, Alicia Coombe and her assistant Sybil discover a floppy doll that mysteriously appears, sitting on the best sofa. As they work, the doll seems to move from room to room, raising anxiety among the staff. Alicia decides to confront the unsettling presence and ultimately resolves to throw the doll out of the window. However, the act of disposal does not bring the expected relief, as they continue to feel its eerie presence. The atmosphere thickens with tension as each character grapples with their growing unease about the doll's origins and intentions.

Mrs. Hargreaves, a middle-aged widow in London, takes a water bus to Greenwich, seeking solitude. During the journey, she accidentally touches the cloak of an Arabic-looking man seated at the front. When she tries to engage with him, he suddenly vanishes as the boat approaches the dock. The captain informs her that he must have disembarked just before she reached him. Meanwhile, Major Rodney Grierson and his wife, Janet, return home from Evensong to find their son Alan excitedly showing them a strange creature he discovered in the garden, a mutation caused by a leak from a local research station. As they discuss this oddity, Alan asks if his new friend at the bottom of the garden is God, prompting further curiosity about his unusual find.

Jane Cleveland, a young woman in London, discovers an unusual newspaper advertisement seeking someone who resembles a Grand Duchess. Intrigued by the offer of £2,000, she attends an interview where she impresses a mysterious gentleman with her fluent French. Jane is hired to impersonate the Grand Duchess of Ostravia, who fears assassination attempts while raising funds for her country. As Jane prepares for her role, she faces challenges including the need to master the Duchess's mannerisms and navigate public events. During a charity auction, Jane and the Duchess are kidnapped by a chauffeur, leading to a tense situation in a remote cottage where they are held captive. Amidst this chaos, Jane finds herself drugged and framed for a jewel theft, prompting her neighbor Nigel, a budding police inspector, to investigate her disappearance and prove her innocence.

George Rowland travels on a train to escape his uncle's control and meets Elizabeth, a mysterious woman who begs him to hide her from a man with a dark beard. As they converse, Elizabeth hands George a package and instructs him to keep an eye on the man, who boards the train. When Elizabeth departs at the next station, George feels compelled to help her and decides to investigate the situation further. He sneaks into her compartment only to find it empty and is soon confronted by a detective who warns him of the dangers involved. Meanwhile, George discovers that the package contains sensitive documents related to espionage, leading him into a web of intrigue as he tries to uncover the truth behind Elizabeth's plight.

On a rainy winter night in the Wiltshire downs, Mortimer Cleveland, whose car has broken down, seeks refuge in a remote cottage owned by Mr. Dinsmead. Upon arrival, he is warmly welcomed by the jolly Dinsmead family, which includes two beautiful daughters. As the storm intensifies outside, Cleveland notices the letters 'S.O.S.' scratched into the dust of a bedside table, prompting his curiosity about its origin. He learns from Charlotte, one of the daughters, that their home is isolated and rumored to be haunted. The family sits down for supper, where discussions about their lack of visitors and the eerie atmosphere of the house unfold. Cleveland faces the challenge of uncovering who is calling for help while navigating the unsettling dynamics within the family.

Mrs. Lancaster moves her family into a derelict house on a Cathedral terrace, ignoring local tales of it being haunted by the ghost of a starving boy. Her elderly father expresses concern as he hears a child's footsteps at night, while her young son becomes enchanted by an unseen friend in the attic. Strange occurrences escalate when the boy's laughter echoes through the halls, and Mrs. Lancaster discovers her son talking to someone who isn't there. The family faces the challenge of reconciling their differing beliefs about the supernatural as they navigate the unsettling atmosphere of their new home. Meanwhile, Mrs. Lancaster's practical nature is tested when she finds old toys in the attic that belonged to the deceased child.

In a small Cornish village, Sister Marie Angelique, a refugee nun from Belgium, lives in seclusion after her convent is destroyed by lightning during the German invasion. Anstruther visits her, having learned about her unique abilities from his sister, who sheltered the nun. Dr. Rose, a local physician, arrives with intentions to study Sister Angelique's hallucinations, but his demeanor raises Anstruther's suspicions. As they converse, Sister Angelique reveals her visions of a great hound, linking it to the destruction of her convent. The atmosphere grows tense when Anstruther discovers that Dr. Rose may have ulterior motives related to the nun's powers.

Sir Arthur Carmichael, a young heir in Wolden, Hertfordshire, exhibits bizarre behavior after his mother kills a grey Persian cat. Psychiatrist Edward Carstairs is called by his friend Settle to investigate this strange case. Upon arrival, Carstairs observes Arthur, who refuses to recognize anyone except his stepmother. He notes peculiar occurrences around the estate, including a grey cat frequently seen near Phyllis Patterson and a chair that appears to have been clawed. Lady Carmichael insists no cat is present, despite the evidence. As Carstairs delves deeper, he faces challenges in deciphering the connection between Arthur's condition and the mysterious feline presence.

Dorothy Pratt and her boyfriend Edward Palgrove enjoy a Sunday drive in a cheap old car. They stop at a roadside fruit stall, where they buy a basket of fruit from a seller who hints they are getting more than their money's worth. While resting by a stream, they discover a ruby necklace worth fifty thousand pounds hidden at the bottom of the basket. Edward panics at the thought of being arrested, while Dorothy sees an opportunity for a better life by selling the necklace. After a sleepless night, Dorothy decides they must return the necklace, but on their way back, Edward reads about an advertising stunt involving imitation necklaces in the newspaper, relieving them both that they are not in possession of stolen goods.

At a lavish country estate, a renowned soprano prepares for a command performance, but tensions rise among the guests. During rehearsals, she discovers an ominous note warning her of danger, which she dismisses as a prank. As the evening unfolds, the guests experience strange occurrences, including a sudden power outage and eerie sounds echoing through the halls. The soprano's fears escalate when she overhears a heated argument between two prominent guests about a hidden secret. Amidst the chaos, she must navigate her performance while dealing with the growing sense of dread and suspicion among the attendees.

A boastful donkey wanders through Judea, refusing to obey its masters. It finds shelter in a stable in Bethlehem during a cold night. Inside, it witnesses the miraculous birth of Jesus, the arrival of shepherds, and the visit of the three wise men. As the donkey inspects the gifts left by the wise men, it encounters an angel who brings a message from above. The donkey's rebellious nature is challenged when it must decide whether to heed the angel's call or continue its disobedience. In a moment of transformation, the baby Jesus touches the donkey's ear, altering its fate forever.

In a quiet English village, Lady Westhelm hosts a gathering at her estate, where her prized turquoise necklace is revealed to be a forgery. During the evening, Hercule Poirot examines the necklace and confirms its worthlessness, prompting Lady Westhelm to panic. As she processes this shocking news, her maid, Miss Parker, discreetly burns a letter in the fireplace, raising suspicions about her involvement. Meanwhile, tensions rise as Lady Westhelm's relatives express their disbelief and frustration over the situation. Poirot decides to investigate further, questioning the household members to uncover hidden truths.

Eight guests arrive on a small, isolated island off the Devon coast, each invited by an unknown host. They are greeted by the butler and housekeeper, who inform them that their hosts, Mr. and Mrs. Owen, are absent. During dinner, a gramophone record accuses each guest of murder, causing panic among them. Shortly after, Anthony Marston dies from cyanide poisoning, and the group realizes they are trapped without any means of contacting the outside world. As they search the island for answers, General MacArthur is found dead from a blow to the head, escalating their fear and suspicion of one another.

In a secluded Cornish village, journalist Ryan investigates the mysterious Sister Marie Angelique, who is rumored to possess supernatural abilities. He meets Dr. Rose, who is studying her and claims to be writing a monograph on her condition. During a trance, Sister Angelique reveals her visions of a 'Hound of Death' that she believes can be unleashed. As Ryan delves deeper, he learns of a recent landslide that has claimed the lives of both the nun and Dr. Rose, leaving behind debris shaped like a giant hound. This revelation raises questions about the true nature of Sister Angelique's powers and the dangers surrounding them.

Mrs. St. Vincent and her children, Rupert and Barbara, live in a rundown boarding house after their aristocratic family falls into financial ruin. One day, they learn about a luxurious house available for rent at a suspiciously low price, previously owned by the missing Lord Listerdale. Intrigued, they decide to investigate the circumstances surrounding the house and its former owner. As they explore the neighborhood, they encounter the enigmatic butler Quentin, who reveals odd details about Lord Listerdale's disappearance. Meanwhile, Barbara navigates her budding romance with Jim Masterson, who is unaware of their current living situation. The family's attempts to improve their fortunes lead them into a web of intrigue and uncertainty as they delve deeper into the mystery of the house.

Parker Pyne operates from his office in London, where he advertises his services to help people find happiness. He meets Mr. Roberts, a city clerk who feels trapped in his mundane life and desires a brief escape. Pyne arranges for Roberts to experience a taste of adventure by introducing him to a mysterious stranger at the Bon Voyageur restaurant. Meanwhile, Daphne St. John arrives in distress, revealing that she has stolen a diamond ring and is being blackmailed. Pyne devises a plan to catch the blackmailer during a gathering of party guests, ensuring all involved are present to observe the unfolding drama. As tensions rise, Pyne's strategic manipulation of the situation leads to the revelation of the blackmailer's identity.

Leonard Vole is arrested in a lavish London townhouse for the murder of wealthy widow Emily French, who has named him her principal heir. As the trial begins, his solicitor, Mr. Mayherne, learns that key witness Janet Mackenzie claims to have seen Leonard with Emily on the night of the murder. Tension escalates when Leonard’s wife, Romaine, unexpectedly agrees to testify against him, asserting he returned home late covered in blood. Mayherne struggles to counter the damning evidence while uncovering a letter that hints at Romaine's ulterior motives. The courtroom drama unfolds with witnesses providing conflicting accounts, leaving Leonard's fate hanging in the balance as the jury deliberates.

A blinding snowstorm traps newlyweds Molly and Giles Davis in their recently opened guest house, Monkswell Manor, along with a group of guests. As the storm rages outside, tensions rise when a murder occurs, leaving everyone on edge. Inspector Trotter arrives, revealing that he is investigating a series of killings linked to a previous murder in town. Each guest becomes a suspect, and suspicions escalate as they realize the murderer could be among them. The atmosphere thickens with fear as they attempt to uncover the truth while facing the challenge of isolation and the impending threat of another murder.

Hercule Poirot and Captain Hastings travel to Devon for a holiday when they encounter Mary Durrant, an antique dealer's courier, whose valuable miniatures are stolen from her bag on a train. They investigate the theft, questioning passengers and examining the train's compartments for clues. Poirot meticulously examines the scene, noting the peculiar behavior of a fellow traveler who seems overly interested in the antiques. As they delve deeper, they face challenges in identifying the thief among a diverse group of suspects. The investigation leads them to a hidden compartment where they discover more than just the stolen items, revealing a web of deceit surrounding the antique world.

George Dundas, recently sacked from his job, encounters the wealthy Mary Montresor in London. She invites him on a drive, leading them to a secluded house that she claims belongs to a fictitious Mrs. Pardonstenger. Inside, they are confronted by a man with a revolver, who orders them upstairs. George reacts quickly, knocking the assailant out, but Mary insists they leave instead of tying him up. After escaping, George discovers the revolver was unloaded and learns that Mary staged the entire scenario to test his bravery as a potential husband.

Mollie and Giles Ralston open their guesthouse at Monkswell Manor during a snowstorm, anxiously preparing for their first guests. As they wait, they hear a radio report about a murder in London and the police's search for a suspect. The guests arrive, including the critical Mrs. Boyle and the eccentric Christopher Wren, who offers to help with cooking. Tensions rise when Sergeant Trotter arrives, revealing that the murder investigation connects to their location. After Mrs. Boyle is found dead, Trotter interrogates the guests about their whereabouts during the murder, leading to accusations and confusion as they realize the killer is among them.

Parker Pyne enjoys a holiday at the Hotel Pino D’Oro in Mallorca, seeking relaxation under the Mediterranean sun. However, his peace is disrupted when Mrs. Adela Chester, a fellow guest, approaches him for help with her son Basil's romantic entanglement. She believes that Basil's love for a young woman named Betty is unsuitable due to her perceived lack of decorum. Pyne, intrigued yet reluctant, agrees to assist Mrs. Chester by devising a plan to confront Betty and assess her character. As he navigates the complexities of their interactions, he faces the challenge of balancing his desire for a quiet vacation with the demands of his newfound role as a mediator in their relationship.

In a cozy living room in St. Mary Mead, Miss Marple hosts a gathering known as the Tuesday Night Club, where friends share unsolved mysteries. Sir Henry Clithering recounts a case involving a suspicious death at a dinner party, where three guests suffer from food poisoning after consuming tinned lobster. The group debates the possible motives and opportunities of the attendees, while Miss Marple observes their interactions closely. As the discussion unfolds, they learn that one guest had a secretive relationship with the deceased, raising tensions among the group. The evening culminates in Miss Marple revealing her thoughts on the case, pointing out overlooked details that suggest foul play rather than mere accident.

In a luxurious flat in London, Jake Levitt enters with intentions of blackmailing actress Olga Stormer. To his shock, he discovers a woman's body hidden behind velvet curtains. The maid, upon finding the scene, exclaims that Levitt has killed her. As chaos ensues, Levitt must navigate the immediate threat of being implicated in a murder he did not commit. Meanwhile, the police investigate the identity of the deceased, revealing that she is Margaret Ryan, an understudy who bears a striking resemblance to Stormer. With the police closing in, Levitt faces the challenge of clearing his name while evading suspicion.

In a quaint Cornish inn, Joyce Lemprière paints the picturesque scene while two cars arrive, bringing a couple and a striking woman in scarlet. As Joyce listens, Denis proposes a coastal trip to a nearby cave, but Carol declines, opting for a walk instead. Later, Joyce notices bloodstains on the pavement near where the bathing suits of Denis and his wife Margery dry in the sun. Days later, Margery is found dead after drowning, leading to speculation about her disappearance. During a gathering at the Tuesday Night Club, Miss Marple analyzes Joyce's story and highlights the importance of the scarlet bathing suit in connecting the events. The investigation reveals Denis's involvement in a sinister pattern of deceit and murder.

A girl is found drowned under a footbridge in a small village, leading to suspicions of foul play. Sir Henry Clithering learns from the local doctor about bruises on the victim's arms, suggesting she was forcibly thrown into the water. Witnesses report hearing a scream just before the splash, raising alarms among the townsfolk. As Clithering investigates, he encounters Mr. Sandford, who claims to have been out for a walk but becomes increasingly agitated when questioned about his whereabouts. The absence of a handrail on the bridge complicates the scenario, as it allows for an easy push without struggle. Clithering deduces that someone in the village is hiding crucial information about the girl's death.

Clarissa, the wife of a Foreign Office diplomat, finds a dead body in her drawing room just before her husband arrives with an important foreign politician. To avoid scandal, she enlists the help of her three houseguests to dispose of the body. As they attempt to move the corpse, they face the challenge of hiding it when a police inspector arrives at the door, responding to an anonymous tip about a murder. Clarissa must convince the inspector that no murder has occurred while simultaneously trying to identify the deceased and understand how the body ended up in her home. The tension escalates as they navigate the precarious situation without alerting her husband or jeopardizing his career.