佛兰克在靠近墨西哥的一个沙漠中遭枪击之后得了失忆症。在当地医院一位护士(丝玛特)和另一位女士( 自称 妻子)帮助下尝试恢复记忆。此过程中他开始意识到自己可能与一宗大阴谋有牵连。而该地区的一位法官(雪柏得)也一直觉得这位失忆症患者可疑。他们取得联系之后,佛兰克告诉法官自己可能卷入一个与刺杀美国总统有关的惊天大阴谋…Frank loses his memory after being shot in small desert town in Texas. As he tries to retrace his steps and figure out his true identity, Frank believes he may be part of a plot to assassinate the president.