退伍的尼克深受创伤后应激障碍困扰,回到家却发现他的财务凯拉已经自杀,于是他也决定自杀。但是他濒死时脑海中闪现的画面让他相信凯拉是被谋杀的。尼克必须在此世和来世之间往返,寻找谋杀她的杀手。为此,他必须一遍又一遍地死去。 这是部精彩而错综复杂的科幻惊悚片,甚至能媲美科幻经典《圆周率》和《命运之门》。An orphaned war veteran routinely travels between our world and the afterlife in search of his fiancée's killer by stopping and starting his own heart.