Miguel foils a bank robbery and becomes a successful nightclub singer, but he doesn't know that his wife is being courted by an Italian fitness instructor.

Tina, an old lady, is in town for the wedding of her grandson when a medallion left to her by her late husband disappears. Dissatisfied with the police effort to find it, she sets on the tracks of the thieves herself.

Francois Roques, a power-and-money-mad editor of a Paris newspaper invites four women to a housewarming at his penthouse apartment. He plans on one of them to meet death by means of a loose railing on the balcony.