After doing some time in jail, René has finally said goodbye to his criminal past. But when his son is mortally ill and in desperate need of expensive medical help, René can't refuse the offer to crack a safe in a villa. What René and his pals don't know is that they serve as a decoy for criminals who have much bigger plans. Can he escape from the police?

With the help of journalist Diane Castelain, Parisian police inspectors Leo Gorce and Gu Arenas are trying to solve the murder of a member of the French Parliament, but some dangerous powerful people try to make sure that doesn't happen.

A Paris flea market vendor is transformed into a vigilante after his fiancée is murdered by three vicious thugs on a commuter train. As the revenge-minded young man tracks the killers, a veteran police inspector leads a parallel investigation.