凯特（贝蒂·戴维斯 Bette Davis 饰）和帕特里希（贝蒂·戴维斯 Bette Davis 饰）是一对孪生姐妹，拥有一模一样的长相，就连亲生父母都很难分辨出她们究竟谁是谁。一位名叫比尔（格伦·福特 Glenn Ford 饰）的灯塔巡视员出现在了姐妹两人苍白的生命里，她们顿时双双坠入了情网，最终，比尔选择了帕特里希。为了忘记比尔，凯特开始投身于艺术创作之中。
一晃眼几年过去，凯特始终都没能...
An estranged brother and sister reunite at their father's funeral and make a spur of the moment decision to fulfill their childhood dream of driving across Mexico on their old motorbikes....