A letter for Miss Marple from a recently deceased friend promises a large reward for investigating a crime - without telling her who was involved, or when it happened! When she accepts, she is given a reservation for a coach tour of historic homes and gardens. She has fifteen fellow-passengers - and one of them knows a murderer's secret and someone is preparing to kill.
为了侦破一起强奸案，女警官王玉荣乔装扮作普通游客，准备在火车站抓捕罪犯。三天之后，歹徒终于上钩，王玉荣成功破获这起大案，却在与歹徒搏斗中受了伤。得知妻子受伤，丈夫王军十分心疼。王军同样也在公安战线上工作，所以对妻子的工作非常理解，但他又不得不替妻子担心。只能默默的守在妻子身边。女儿晨晨在两人面前快乐地跳舞，让王玉荣忘掉了所有的疲惫。
