一个牙买加岛上渡蜜月的富家女、一个西雅图的职业女杀手。两个活在完全不同的世界中的人，却不断反复出现在彼此的梦中。是真实？是幻想？似是而非的交错与重叠，令一切迷茫于梦醒与梦中。一连串悬疑凶案，一个关键人物，逐渐带出一个惊人答案...In New York, Jessie Markham is raped by a man with mask and now she is recovering from the rape and an attempted suicide. However her mind is confused and she lives two realities. In one life, she is a newly wed with Brian spending honeymoon in Jamaica with the guest Paula snooping around the couple. In the other life, she is a hit woman that executes men and Laura is her client that wants Brian killed. Which life is real?