In this gritty French noir, Alain Delon stars as Simon, a Parisian nightclub owner who orchestrates a daring heist with four accomplices. As Commissaire Édouard Coleman (Richard Crenna) closes in on the gang, their web of deceit and double lives becomes increasingly tangled. When Edouard's investigations lead him to suspect one of his informants has been playing both sides, he finds himself entangled in a deadly cat-and-mouse game with Simon, who will stop at nothing to keep his secrets safe.