當一位精神科醫生研究年輕女孩莫莉的日記，找出她謀殺整個家庭的原因時，他也開始陷入失眠和混亂的狀態，這也是導致她失去理智的原因，一連串不可思議的事件接連發生…

A married couple of cat burglars scheme to rob a set of stolen diamonds from the local mafia only to be hampered by persistent police detectives, another scam artist, and a rival mob group.