John Smith is a mysterious stranger who is drawn into a vicious war between two Prohibition-era gangs. In a dangerous game, he switches allegiances from one to another, offering his services to the highest bidder. As the death toll mounts, Smith takes the law into his own hands in a deadly race to stay alive.

Obsessive master thief Neil McCauley leads a top-notch crew on various daring heists throughout Los Angeles while determined detective Vincent Hanna pursues him without rest. Each man recognizes and respects the ability and the dedication of the other even though they are aware their cat-and-mouse game may end in violence.

A hit man's boss refers him to a client, a dangerous woman who mixes business with pleasure.