The whole clique of Cruchot’s police station is retired. Now he lives with his rich wife in her castle – and is bored almost to death. He fights with the butler, because he isn’t even allowed to do the simple works. But when one of the clique suffers from amnesia after an accident, all of the others reunite and kidnap him, to take him on a tour to their old working places and through their memories. In their old uniforms they turn St. Tropez upside down.

The Saint-Tropez police launch a major offensive against dangerous drivers. Marechal Cruchot (Louis de Funès) relishes the assignment, which he pursues with a manic zeal. Cruchot is after an offending driver, who turns out to be Josépha (Claude Gensac), the widow of a highly regarded police colonel. When they meet, Cruchot falls instantly in love….