The Manzoni family, a notorious mafia clan, is relocated to Normandy, France under the witness protection program, where fitting in soon becomes challenging as their old habits die hard.

Samuel Pierret is a nurse who saves the wrong guy – a thief whose henchmen take Samuel's pregnant wife hostage to force him to spring their boss from the hospital. A race through the subways and streets of Paris ensues, and the body count rises. Can Samuel evade the cops and the criminal underground and deliver his beloved to safety?