During World War II, an innkeeper vows to abstain from alcohol for the sake of his family. Years later, as they thrive in Normandy, his resolve is tested by a charming advertising professional who loves to drink.

On the meandering Canal St. Martin, at the Parisian Hôtel du Nord, a nearly fatal gunshot separates a dejected young couple. But, amid a sad but beautiful panorama of lively characters, love has the final say. Can life be a fairy tale?

A trucker encounters a dead body on the road home. He reports the incident to the police, who suspect that Jean was responsible for the death, and his new truck is impounded. To make matters worse, the man's widow accuses him of having robbed her husband, and a gang of sinister crooks are also harassing him.

Now Gisèle Bourjeon is the mistress of the count Hubert Martin de Kardec.After a long journey abroad Henri Lévrier, a champagne producer has come back and meets again his friends Hubert and the Bourjeon family.And surprise, Henri doesn't drink alcohol anymore.He says Gisèle that he was drinking because he loved very much.Henri and Gisèle feel well together and become lovers.

Raymond Corbier, a sculptor, has a wonderful wife, Sylvia, whom he adores. To save a passionate admirer who simulates suicide because she does not respond to her advances, Sylvia, an irreproachable wife, is forced to lie for the first time to Raymond.

Fearing a gangster's vengeance,his moll sails away to South Africa ,where many emigrants intend to work in the mines there.

An Alsatian, head of a section of the Gestapo, is actually spying on behalf of the French and dismantling a Nazi network. His activities are brought to light by the Germans and he owes his life only to the intervention of a young woman.

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.

Gaby, the singer of the "Raymond's Jazz" band, leads Maurice, one of the musicians, to believe that, following a night he spent with her in the hay, he is the father of her child. In fact, the baby is neither his nor hers. He is the son of Madeleine, a young war widow who has entrusted him to her friend Gaby until she is allotted a flat. One day, Maurice happens to meet Madeleine and falls in love with her but he does not dare to confess his "paternity" to her. Fortunately the misunderstanding is clarified and Maurice can at the same time marry Madeleine and adopt her kid.

Naive and good-hearted Léon Ménard arrives in Paris, determined to find work in the capital. In a café, he meets Bob, a seedy guy, who helps him to get a job. On cloud nine, the ingenuous young man, does is unaware of how Bob manipulates him. Having become the night concierge of a hotel, the thankful Léon lets Bob and his accomplices get into the pace. Jewels are stolen as a result.When he is accused, Leon refuses to incriminate his "friend". Fortunately, Charlotte, Léon's fiancé, manages to find evidence of Bob's guilt and thanks to a premium paid by the diamond dealer the two lovebirds can buy a grocer's shop and tie the knot.