Cocagne

Two friends, Tricoche and Cacolet, are partners in a detective agency. Chance has it that Cacolet is hired by Van der Pouf, a rich banker who wants him to watch over his wife Bernardine while the latter, on her part, seeks the services of Thicoche.

Good-natured and devout, a French house painter takes the train to Rome, where he has decided to go on a pilgrimage. There he meets a scatterbrained dresser who has been assigned by a music hall star to bring her the gown she is to wear on stage. The two men get stolen by Cleo, a charming thief. Once in Rome, the painter finds himself penniless and the dresser without the gown...

Auguste, a somewhat simple-minded Provençal fisherman, loves and admires Mireille. This concerns only Maurice, son of an important wholesaler, whom scruples do not stifle. Seduced and abandoned, Mireille moves Auguste who tries to mend his poor happiness. The local priest, with wise words, leads Mireille to offer her hand to Auguste.

Hélène and François are a perfect couple happily married for twelve years. But Hélène discovers psychoanalysis via a very handsome Dr. Kougloff, and he convinces her that the apparent well-balanced nature of her husband is in fact a cover for horrible tragedies.

Following a broadcast on the radio, each of the listeners remembers these "little nothings" (the title is borrowed from a play by Mozart), which have often changed their lives. Each of these stories told will prove that a tiny detail in life can change an entire destiny.