Freshly married, Yvonne and Jacques discover on their return from their honeymoon that they are poor and that their respective parents have lied to them. They are going to have to work hard; but everything will work out eventually.

Jules and Fernand are two boys from the Café des sports in Marseille who take part in their corporation's annual race.

Despite a perfect marriage and a superb career as a singer, Jean Dupray cheats on his wife. She dies while listening to the song he dedicated to her, "Maria". He then retired to the south where he led a life in complete anonymity. But his best friend's fiancé recognizes him and seduces him. Following a fight with his best friend, he decides to return to order by becoming a monk.

A rich young man, Pierre Trévoux, has a desire for adventure and boasts of his courage. While he is staying with friends in the countryside, his hosts, to play a trick on him, organize a fake burglary, but he discovers the hoax. When he returns home, he finds his house broken into. Convinced that the game continues, he does not understand that he is dealing with real gangsters. His recklessness allows him to rout the criminals.

Director of a music hall, the dubious Ribero, to save himself from bankruptcy, only hopes for the victory of his horse. An English lord enlists his crack Master Love in the race. Ribero will try to prevent its departure. He is thwarted in his dark projects by the lord's daughter, captain of a troop of girls, and by a wise and determined sportsman who does not hesitate, for the occasion, to become a jockey. Master Love wins the race, Ribero is confused, a few weddings are celebrated.

To receive his fiancée and his father at his home, an Oxford student counts on the presence of his aunt from Brazil to serve as his chaperone. The latter having delayed his trip, the young man passes his servant off as his aunt. This results in multiple misunderstandings. Finally, everything works out when the aunt comes.