Sammy Cohen (Virgile Bramly), a skilled French assassin based in London, accidentally causes the death of his fiancée Sarah (Sigrid ten Napel), who is the daughter of powerful Israeli gangster Avi Bronstein (Lado Hadzic). Facing contract execution by Bronstein's mobsters, Sammy flees to Copenhagen, where he forms an alliance with Claes (Søren Poppel), a former mercenary. Working together for a wealthy industrialist, the duo travels across Europe carrying out high-risk enforcement jobs while navigating underworld betrayals and avoiding Bronstein's vengeful pursuers.