Respectable Monsieur Léon, nicely portrayed by Antoine Fontaine, is an unassuming bank teller by day, lover for hire with a specialist sideline in spanking by night!

The films stormy action revolves around the life and death rivalry between two gangs. Ceasar, an ex-lawyer convicted of malpractice is now a spoiled gigolo thriving in the Paris underworld. After kidnapping the beautiful seductress (Marilyn Lamour), he exposes her to his perverted passion which she soon embraces with ravenous lust.

Claire's handbag is stolen. It contained a letter written ten years previously by the man who is now the French President. In the letter, he urges his pregnant mistress to have an abortion. Claire immediately alerts the President's men. From that moment, the machinery of state swings into action.

Two young men flee Hong Kong after stealing diamonds from their boss and attempt to hide with friends in Paris, but professional hitmen persue them relentlessly throughout France.