The owner of a casino and the owner of a luxury hotel in Deauville are eternal rivals.

A movie collector buys a short film titled "Sibylle", showing a young woman, very beautiful, enigmatic, in the Funicular of Montmartre, in Paris. But this reel has something strange which will develop in a mysterious and disturbing way.

A famous director, Mick is forced by his producer to shoot a porn movie. After having accepted, not without reluctance for he is facing a financial crisis, he realizes that he has in fact no inspiration on the subject.

Two unemployed actors accept what they believe to be an acting job from a wealthy man without realizing that he needs two real private detectives.