Ruthless killer for hire (Danny Dyer) breaks the rules of his profession and falls for a beautiful young woman. Discovering the notorious gangland brothers (Martin & Gary Kemp) had hired him to kill her father, his world breaks down and he must turn against his criminal employers and their gang to save the woman he loves.

Zed is an American vault-cracker who travels to Paris to meet up with his old friend Eric. Eric and his gang have planned to raid the only bank in the city which is open on Bastille day. After offering his services, Zed soon finds himself trapped in a situation beyond his control when heroin abuse, poor planning and a call-girl named Zoe all conspire to turn the robbery into a very bloody siege.

This fact-based movie follows the life of the twin crime-lords in London's '60s underworld.