A lawyer hires a call girl after learning his wife has invited her lover to move in; the husband and wife separate and the two new couples live side-by-side without issue - until an ex-boyfriend shows up and things start to go wrong.
Two great friends who practice cycling, Commissioner Servolle and real estate developer Faguet, see their friendship tested by the investigation carried out following the murder of Faguet's wife.
Fulbert is a sidewalk artist who is duped into working for a counterfeiter. He accompanies a woman posing as a grieving widow on a trip to Spain in a hearse. Unaware she is the mistress of a notorious gangster, Fulbert is chased by thugs.
Four attractive young women who work together in an appliance store in Paris spend their free time looking for love and fulfilment with little success. High-spirited Jane is picked up by a couple of lechers who are only interested in one thing. Ginette hopes to become a great singer but is forced to perform in a seedy music hall. Rita is engaged to a man who appears more concerned with pleasing his parents than caring about her. Only the reserved Jacqueline seems to have found true romance. But is the mysterious figure on a motorcycle really the man of her dreams?
