Recently released from reform school, Élisa works at Madame Irma's before moving to Paris, where her success is growing. On a trip to the provinces, she meets Bernard, a blind man. They soon fall in love, but Élisa hides her activities from him. When he finds out, he hits her. The situation quickly degenerates.
Steph, Jean-Claude and Jacques work in a Parisian art shop, but they mainly work in the field of eroticism, which they conceive as a wide-ranging field of exercises and experiments.
Sylvie is a young cashier in a Montmartre café, "le bar des Philosophes", owned and run by Monsieur Marcel, a former safe cracker. One day, the pretty creature accepts to give a helping hand to two regulars, Francis and Josélito. But what the naive girl does not know is that the two men are gangsters and that they plan to steal 50 million francs deposited in the safe of Maître Roland Devert, a charming young notary. Actually things do not go according to plan all the more as a love story between the notary and Sylvie was not at all on the two gangsters' agenda.
