On the night of his marriage, a young bourgeois man runs over a cyclist. He believes he is dead and hides the body. However, a mysterious character will later appear in his life.

A foreign woman marries a rich man.

An actor argues with his wife and she decides to leave. The day after learning of the mysterious death of his wife in Viña del Mar, he hires a detective to find the murderer.

The love affair of an ex-convict with a showgirl, unleashes the jealousy of his older, wealthy and unbalanced wife. A murder plot, staged phoney suicide and other twists and turns follow.

Town trollop Safia, much against her better judgment, falls in love with Matteo, a beggar and mystic in the native quarter of Sirocco. She flees to France, first as the mistress and then wife of a wealthy archaeologist, and bears him Matteo's child, whom he believes to be his own. Complications arise years later when Matteo finds Safia, and a ring of blackmailers uncover her past and exposes her to her husband.

Michel Piccoli plays a police inspector whose best friend is murdered on the orders of gang boss Charles Vanel. The inspector knows full well that Vanel is too crafty and well-connected to ever stand trial for his crime, so he carefully lays a subtle trap for his adversary. Unfortunately, both Piccoli and Vanel are thwarted by a pair of scheming females.