The vice-minister of Foreign Affairs of Czechoslovakia, knowing he's being watched and followed, is one day arrested and put into solitary confinement by his blackmailers.

In this film, Albert is an eccentric inventor of missiles who comes under fire from his investors when his first prototype explodes. Even his sympathetic mistress has her doubts, as Albert lashes out in a verbal tirade condemning those of little faith in his genius.

Codeine has been stolen from Philippe Calaro's pharmaceutical laboratory. The police are investigating and ask the young chemical engineer to remain at their disposal, as one of his direct employees is under suspicion. On his way home from an evening out with a friend, whom the case has forced him not to accompany on a trip, he discovers the corpse of an unknown man in the boot of his car. Distraught, and without thinking about his imprudence, he disposes of the cumbersome and inert passenger in the woods of St-Cloud. After the departure of his girlfriend's plane to Orly, he is accosted by a young girl who tells him she knows the dead man from the previous evening, and begs him to join her on the Air France bus, to disguise the fact that he is being followed.

Five girls spend their holidays in an old mansion in the middle of a farm in southern France, near Soledor. The lady of the house has a secret that the five wild girls will try to discover. They assume it is a hidden treasure somewhere, but it is only a way to hide a dramatic fact that concerns one of the girls.