安妮（艾玛·斯通 Emma Stone 饰）是一名长期被抑郁困扰的女子，复杂而又破碎的家庭关系让她感到精疲力竭。欧文（乔纳·希尔 Jonah Hill 饰）出生于一个庞大的家庭企业之中，作为家里的第五个孩子，他被医生诊断患上了精神分裂症，每一天都处于濒临崩溃的边缘。
詹姆斯博士（贾斯汀·塞洛克斯 Justin Theroux 饰）发明出了一种新药，据说可以治疗人类心智上的一切疑难杂症，目前已经进入了人体实验阶段，这种新药吸引了包括安妮和欧文在内的十名“小白鼠”，他们一起加入了詹姆斯博士的计划之中。詹姆斯博士向受试者承诺，这种药不会带来任何的并发症和副作用，但事实真的如此吗？

Held in an L.A. interrogation room, Verbal Kint attempts to convince the feds that a mythic crime lord, Keyser Soze, not only exists, but was also responsible for drawing him and his four partners into a multi-million dollar heist that ended with an explosion in San Pedro harbor – leaving few survivors. Verbal lures his interrogators with an incredible story of the crime lord's almost supernatural prowess.