Mark Schall kills his mother-in-law and wounds his father-in-law in the middle of the night, then turns himself in. He claims, however, that he cannot remember the crime itself. His defense team finds evidence that suggests the crimes were committed while Mark was sleep walking. They build their defense around this theory.

人權運動鬥士亞歷因公開反對南非種族隔離政策，而遭南非政府以莫須有的罪名逮捕入獄，並被殘酷刑求、虐待導致失憶，逮補他的警官德克為他申請特赦，身為南美籍的美國律師莎菈於是千裏迢迢飛往南非，代表亞歷出庭，卻發現當初與亞歷一同進行社會運動的好友史提夫卻下落不明，而唯一的真相，就埋藏在亞歷的記憶中. . . 。