Wealthy American Patricia comes to spend some time at her uncle's place in Paris. While out on her own for the evening she meets pseudo-Russian prince Vladimir in a bistro.

Married French lawyer Andre defends succesfully the case of Yvette, who committed a robbery. He falls in love with her, but she isn't true to him.

Young, handsome, dashing but cynical, Octave Mouret arrives in Paris, determined to conquer the belles of the capital.

Enigmatic gangster Silien may or may not be responsible for informing on Faugel, who was just released from prison and is already involved in what should be a simple heist. By the end of this brutal, twisting, and multilayered policier, who will be left to trust?

Marcel and Francis are busy people. Marcel owns a café and spend all his nights running from meetings to meetings with members from the high society... at least, that's what he say to his barman! Francis leaves his home, loving wife and adorable daughter, frequently to attend meetings and demonstration with customers. His boss trusts him so much that his agenda is always full... at least, that's what he say to his wife! In fact, Marcel and Francis' incomes come from their night job: thieves! Here at least, they are professional. Troubles arise when, during one robbery, they encounter a young, high-pitched voice, candid girl who takes the decision to become their associate in crime... for the fun!