Michel Jussieu, a film producer, returns one morning to the cabaret where he forgot his sweater. He discovers the corpse of an extreme right-wing journalist, but immediately he is knocked out. He wakes up in the police station ...

A young boy is hired as a lift attendant in a grand hotel when his mother dies. To fulfill his dream, he takes part in a competition organized by the manager, and wins 1st prize: a two-day stay in one of the princely suites. He wants to share the experience with his young girlfriend, the florist, but discovers that she has betrayed him and returns to her elevator.

Charles-Edmond, the eldest of the Larmentiel brothers, decides to return to La Rochelle, his hometown to die there. Forty years earlier he had been driven out by his father. Before passing away, the old eccentric announces that he has a hidden son, Émile, a fisherman to whom he wishes to bequeath his property. François, the younger brother, whom Charles-Edmond hates, is eyeing the inheritance to bail out the powerful family business, a veritable fishing trust, and will try to appropriate the affection and property of this inopportune heir. Émile, meanwhile, is too busy arguing with Fernande, a beugland singer, to suspect what awaits him...

One morning in August 1944, the inhabitants of a French village are celebrating their premature liberation. The festivities are interrupted by the arrival of an exhausted, leaderless German detachment. A few kilometers away, the inhabitants of the village of Muzière negotiate with the Germans and agree to a truce. But the arrival of a Wehrmacht captain, anxious to regain control of the men, puts an end to this fragile peace process. The captain suggested meeting the Americans and surrendering to regular troops rather than civilians. The inhabitants of Muzière, believing the truce to be broken, fire on the Germans and, on this misunderstanding, the guns start talking again.

A compilation of segments covers the seven deadly sins of greed, wrath, envy, pride, lust, sloth, and gluttony.

The cinematographic illustration of fifteen cheerful, tender or ferocious songs that made the success of the songwriter of the comedian Noël-Noël. After "Les casses pieds", "La vie chantée" stages several sketches of daily life where everyone can recognize themselves and laugh about it.

Unbeknownst to the members of a French family, a radio announcer makes them the subject of a broadcast.