Police Inspector Staniland is investigating the death of a pianist. While conducting his investigation and looking through the victim's apartment, he meets Barbara, the mistress of the murder victim. Barbara confesses to the crime, but Staniland, based on his observations and experience, does not believe her. He then sets out to find the truth.

A young French teenage girl after moving to a new city falls in love with a boy and is thinking of having sex with him because her girlfriends have already done it.

Julien is an electronics professional who is down on his luck when he decides to enter an international sailboat race. He is led astray from his original good intentions by a low-life press agent who convinces him it would be well worth his while to win the race by illegal maneuvering. As he sets off, flashbacks tell how he came to be on the sailboat; later he has long monologues -- several of them, and in-between he occasionally battles to stay afloat on an uncooperative sea.

In southern France, in a quiet little town, the mayor, who also owns a castle with some cattle, is in the wine cellar with some other people: the pharmacist, the veterinary, and some of his employees. As they are drinking wine, they hear a terrible noise and the heat's getting higher and higher. They don't realize what's happening: when they come out of the cellar, they realize that everything has burned, and all the buildings are destroyed...

Following the assassination of President Marc Jarry, a member of the investigation committee refuses to sign off on the committee's final findings.

An unemployed investor creates a fictious business partner to attempt to improve business. Eventually, his creation gets out of control as his business becomes successful and his wife announces that she is in love with the partner and his son wishes the partner was his father -- although no one has ever seen him. To regain control, the man decides to "kill" his imaginary partner and is arrested for the murder.

Henri Rainier has everything a man could want. A glamorous wife, two beautiful daughters and a well-paid job with a large bank. Then, one day, his entire world collapses. In the wake of a high-profile financial scandal, he is summoned into his director's office and accused of negligence. Rainier has no choice but to resign, but he soon realises that he has been made a scapegoat. He begins his own investigation in an attempt to clear his name and discover who is responsible for the enormous hole in the bank's finances. It soon becomes apparent that he is up against a very powerful and dangerous opponent.

Adapted from Les Diaboliques by Jules Barbey d'Aurevilly.