Agatha Christie's ginius for detective fiction is unparalleled. Her worldwide popularity is phenomenal, her characters engaging, her plots spellbinding. No one knows the human heart—or the dark passions that can stop it—better than Agatha Christie. She is truly the one and only Queen of Crime. The Murder Of Roger Ackroyd Village rumor hints that Mrs. Ferrars poisoned her husband, but no one is sure. Then there's another victim in a chain of death. Unfortunately for the killer, master sleuth Hercule Poirot takes over the investigation.