Three friends, Robert, Michel and Jean, would be three happy men if Robert's aunt, who has inherited a magnificent nightclub, the King Club, in which they work, didn't torment them. Friendly and small-minded, they think they're tough and don't hesitate to traffic. Their latest find is not without imagination: to bring from Amsterdam diamonds hidden in the diaper of a baby of whom Michel is the father.
Seen right through the sandstorms that rack the lives of a tribe living on a desert oasis, is a subtle and not-so-subtle mistreatment of the female members of the tribe - tribal chiefs have the right to be the first to deflower virgins, and single or widowed mothers must walk a narrow line of behavior restrictions that do not apply to their male counterparts. Both genders, however, fight the brunt of the harsh desert winds together.
Three men kidnap a young girl and keep her in a small house on an isolated beach, waiting for her father to pay up the ransom. But the youngest one, in charge of watching her, let accidentally the girl see his face and it becomes no longer possible to return her alive...
In Juan-les-Pins, Serge drops off a hitchhiker, Sylvie, who joins "Théo's gang", a group of students and workers, all young, all broke, improvising their vacations from day to day. Among them, Serge meets Helle, a discreet young girl with whom he quickly falls in love, but whom he can only win over once he's sorted out his many problems with the wrong people.
Isabelle (Marisa Mell) runs a nursing home for wealthy women who are trying to detox from their various obsessions. Her lover, Serge Belaiev (Robert Hossein), a petty gangster, has pulled off a big hit but his partners have denounced him to the police in order to appropriate his share of the loot. Isabelle takes him in and hides him in an attic of this strange house. In love with Isabelle, Philippe Lansac (Alberto Dalbes), the owner of the place, decides to close the castle...
Patterning himself after the American gangster John Dillinger, the criminal (Robert Hossein) is tracked by the inspector (Charles Aznavour), a former childhood friend. Plenty of gunplay and psychology is used to trap the killer. His only tender moments are spent with his girlfriend Stella (Virna Lisi). Dillinger is cornered by the police and kills several innocent victims in a crowd during the shootout. The mob decides to take things into their own hands as they approach the doomed man with a noose when he runs out of bullets.