Pierre and Jacques, one of them being disguised as a woman, work for a wacky scientist to find a treasure hidden in his property by Pierre's uncle.

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.

The peace of Trépigny is shattered when the new mayor Lebrennois sets out to modernise the little village and make it more attractive to tourists. Opposed to his schemes is the village's stationmaster Gargousse, a free-spirited soul who poaches in his spare time and has no time for Lebrennois's grand ambitions. Relations between Gargousse and the mayor are further strained when the former's goddaughter Antoinette begins an affair with the latter's nephew Allain. The mayor insists that the railway line is out-dated and should be replaced with a more efficient coach service. By taking up Lebrennois's offer of a duel, Gargousse has one last chance to save his job and discredit the unpopular mayor...

Chouchou leads a happy life between his comrades and his fiancée. But his father wants him to marry a rich American in love with him. Chouchou refuses and looks for work in order to be independent and to marry the one he loves.

The adventures of a pompous jeweler who refuses to listen to the advice of his level-headed employees. In due time, the jeweler is robbed, but his sharp-eyed subordinate manages to prevent the villains from getting very far. Wising up in a hurry, the jeweler finally proves himself worthy of the love of the heroine.

Young love blossoms between a salesgirl and a handsome man on the French Riviera.