A geneticist wakes up from an accident with only fragments of his memory is forced to relearn who he is via his twin brother. But as he digs deeper, he discovers he might not be who he thought at all.

影片主角为一个吊儿郎当的警察，他企图破坏他妹妹和一个精神病医生的婚约，想尽办法让妹妹的未婚夫出丑。