Following a twisting path of evil, Hercule Poirot--the only one who could have saved two young lovers from a legacy of horror--finds the link between a grisly double death that occurred long ago and a present-day murderous menace.

Among the towering red cliffs of Petra, like some monstrous swollen Buddha, sits the corpse of Mrs. Boynton. A tiny puncture mark on her wrist is the only sign of the fatal injection that killed her. With only twenty-four hours available to solve the mystery, Hercule Poirot recalled a chance remark he'd overheard back in Jerusalem: You see, don't you, that she's got to be killed? Mrs. Boynton was, indeed, the most detestable woman he'd ever met.

When the host is found dead at a card game, four investigators - including Poirot himself - look for clues as they set out to discover which guest is the killer.

"When the fabled Blue Train, the luxury overnight passenger express to the Riviera, arrives at Nice, a guard attempts to awaken Ruth Kettering from her slumbers. But the wealthy American socialite will never wake again, for a brutal blow has killed her, disfiguring her almost beyond recognition. What is more, her famously valuable rubies are missing. The prime suspect is Ruth's estranged husband, Derek. Yet Hercule Poirot is not convinced, and so...

"At a Hallowe'en party, Joyce -- a hostile thirteen-year-old -- boasts that she once witnessed a murder. When no one believes her, she storms off home. But within hours her body is found, still in the house, drowned in an apple-bobbing tub. That night, Hercule Poirot is called in to find the 'evil presence.' But first he must establish whether he is looking for a murderer or a doubler murderer..."--P. [4] of cover.

Roger Ackroyd knew too much. He knew that the woman he loved had poisoned her brutal first husband. He suspected also that someone had been blackmailing her. Then, tragically, came the news that she had taken her own life with a drug overdose. But the evening post brought Roger one last fatal scrap of information. Unfortunately, before he could finish reading the letter, he was stabbed to death.

"The Holidays are anything but merry when a family reunion is marred by murder -- and the brilliant Belgian investigator is quickly on the case. On Christmas Eve at Gorston Hall, the Lee family's festivities are shattered by a deafening crash of furniture and a high-pitched wailing scream. Upstairs -- in a locked bedroom -- the tyrannical patriarch Simeon Lee lies dead in a pool of blood, his throat slashed. When Hercule Poirot offers to assist, he...

Linnet Doyle is young, beautiful, and rich. She's the girl who has everything-including the man her best friend loves. Linnet and her new husband take a cruise on the Nile, where they meet the brilliant detective Hercule Poirot. It should be an idyllic trip, yet Poirot has a vague, uneasy feeling that something is dangerously amiss.

"Hercule Poirot rushes to France in response to an urgent and cryptic plea from a client. But the Belgian detective arrives just too late: the man who had summoned him is found dead on a golf course, stabbed in the back with a letter opener and wearing an ill-fitting coat with a mysterious love letter in its pocket. Strange circumstances multiply, culminating in the discovery of a second body stabbed with the same murder weapon. While the local authorities...