A wealthy man has two sons,one of them is legitimate,the other is not.The first offspring has had a life of luxury and he has become a lazy good for nothing whereas the youthful indiscretion has turned into an artist.He is nicknamed "Gringalet" .Now his father wants him to meet his half-brother ,his mother-in-law and the rest of the family. Gringalet will turn this bourgeois family upside down:they become nice,the big brother becoming a perfect businessman who stops scouring nightclubs to spend most of his time with his fiancee Josette.There's the rub,cause Gringalet is also in love with her.

Marie Leroux, who is married to Charles, an honest, understanding country doctor, lives an uneventful, rather monotonous life.Her husband is a kind man but he does not give her any thrill or excitement. One day, Marie meets Olivier Dumas-Beaulieu, a handsome industrialist, who is in the process of leaving his fiancée Corinne, despite her being pregnant by him. It is easy for the confirmed womanizer he is, to seduce Marie, who very foolishly thinks she has found true love. Shortly afterward Charles is shot dead by Olivier while the two men were having a quarrel about Marie. The latter, who finds the corpse, believes her husband has committed suicide. Which is not the police's opinion and Marie is arrested and condemned to ten years in prison. Annihilated by such unfair treatment and, worse, by the separation from her beloved eight-year-old daughter, she still manages to survive and to serve her sentence.

In France, in 1930, a supervisor of a boarding school for young offenders seeks to awaken the music by forming a choir, despite the skepticism of his boarding school director.

A young woman has doubts about her husband's fidelity. She pretends a trip, but settles in a hotel where her husband must pass. He meets her and, disturbed by the one he believes to be his wife's double, becomes her lover. Little by little the truth breaks through. The husband takes leave of the mistress and returns to the wife whose return has been announced.

Pierre, who is a Fine Arts student, and Denise, who is a chemistry student, work for a department store where, wearing wedding suits, they distribute flyers to passers-by. The store manager, Bernard, falls in love with Denise and arranges to take her to an inn not far from Paris, run by the handsome Robert. This one opens Denise's eyes who ends up returning to her home. After a fight between Pierre and Bernard, Denise ends up choosing to stay with Pierre.

Two mistresses snubbed by their respective lovers crash a military ball and their lovers then resort to an unusual strategy to win them back.

Grégoire Vachette is a bashful librarian, forced to listen to the daily boasting of his colleague Courgéan, a great seducer according to what he says. But when, while on holiday, Grégoire meets beautiful Madeleine, the shy young man becomes fired up. Back to his place of work, he can't help communicating his enthusiasm for Madeleine, so much so that he too is taken for a Don Juan. But Madeleine is not for him. Nevertheless, his unexpected change of attitude will have helped him to conquer the heart of Denise, a typist who loved him in secret.

A provincial department store salesman is transferred to the Paris department store, the 'Galleries du Louvre'. Asking for directions in a city he doesn't know on his first day on the job he gets mistakenly sent to the Louvre museum where he proceeds to sell all the paintings in the section he's affected to.

In the kingdom of the Moguls, Prince Roudghito-Sing, a young officer of the palace, falls in love with Zemgali, a captive princess held prisoner and coveted by the Grand Khan. Fleeing the country, he takes refuge in Paris and his presentability allows him to be hired as an actor by a French film company. The trouble is that Anna, the star of the movie, is attracted to him. Which displeases banker Morel, the producer and Anna's lover... Written by Guy Bellinger