Well-to-do Chicagoan, Larry Darrell, breaks off his engagement to Isabel and travels the world seeking enlightenment, eventually finding his guru India. Isabel marries Gray, and following the crash of 1929, is invited to live in Paris with her rich, social climbing, Uncle Elliot. During a sojurn there, Larry, having attained his goal, is reunited with Isabel. While slumming one night Larry, Isabel and company are shocked to discover Sophie, a friend from Chicago. Having lost her husband and child in a tragic accident, Sophie is living the low-life with the help of drugs and an abusive brute. Larry tries to rehabilitate her, but his efforts are sabotaged by Isabel who tries in vain to reignite Larry's interest in herself. 剃刀边缘。电影版刀锋对原著的改编。还是老话，做人，内心坦然，随遇而安吧。电影版的毛姆。 伊莎贝尔（吉恩·蒂尔尼 Gene Tierney 饰）深深的爱着飞行员劳力（泰隆·鲍华 Tyrone Power 饰），然而，刚刚经历过战争摧残的劳力并没有心情谈情说爱，他选择前往巴黎，想要在那里找到生活的意义。一晃眼一年过去，伊莎贝尔前去寻找劳力，却因为受不了那里贫穷的生活而选择了嫁给富家公子格雷（约翰·佩恩 John Payne 饰）。 又是好几年过去，彼时格雷因为种种意外而破了产，伊莎贝尔和伙伴索菲（安妮·巴克斯特 Anne Baxter 饰）再度回到了巴黎。受生活所迫，索菲沦为妓女，劳力不忍看到此情此景，决定拯救索菲，哪知道他的举动引起了伊莎贝尔的妒忌，在伊莎贝尔的设计之下，索菲再一次向深渊滑去。
