While traveling to a resort in Tunisia, the magician and clairvoyant Professor Vestar befriends the idle millionaire Edouard Vangard and he offers a ride in his car. Vestar discloses to Edouard that he had had a premonition of a woman being murdered in a desert area.

Paul, a former womanizer, marries the head of the medical department's "unattractive" daughter Christine because he thinks attractive women can't be trusted and make poor wives. A car accident leaves him bedridden and he begins to miss his playboy days, when Christine's bombshell sister Martine arrives and Paul decides he must have her. He begins drugging Christine at night so he can sneak out to kill of Martine's many suitors one by one.

Unorthodox detective Jean Lavardin is called to a provincial French town after a prank turns deadly.

Mika, heiress to a Swiss chocolate company, is married to celebrated pianist André and stepmother to his son, Guillaume, whose mother died in a car wreck on his tenth birthday. Their lives are interrupted by the unexpected arrival of Jeanne, a young woman who has learned she was almost switched with Guillaume at birth.

Magistrate Jeanne Charmant-Killman doggedly investigates CEO Michel Humeau, who is accused of participating in massive corporate malfeasance. As her investigation leads her into the upper echelons of government, Jeanne becomes intoxicated by the power she is amassing.

Betty and Victor, a rather ill-matched couple, tour unobtrusively around France in their motor-home, earning their living as petty con artists, until one day they find themselves involved in an international money scam which takes them on a globe-trotting adventure.

Saint Tropez. Julie Wormser and her lover, writer and neighbour Jeff Marle, plan the murder of her wealthy husband Louis, an alcoholic impotent. She hits him, and leaves the rest of the task to Jeff. Julie finds herself alone the following day, and becomes therefore the prime suspect. Where is Louis' body? Where is Jeff? Is there any secret beyond a door?