金斯艾伯特村里坐落着两座豪宅，“皇家围场”是其中之一，而居住其中的弗拉尔斯太太刚刚过世。
此后不久，她的情人，也就是住在另一所大宅里的罗杰•艾克罗伊德先生便得知，弗拉尔斯太太一年前杀害了自己的丈夫，最终因愧疚而自杀。更重要的是，罗杰还发现她在死之前一直被一个神秘人敲诈。他展开她最后的来信，打算读出那个人的名字，可惜没有人听到。
因为一把短剑插进了他的后颈……

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 Muder 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.