Pau is home to the famous "Red Berets". Four of them have forged close friendships: Dominique, a Corsican with the rank of master sergeant; Julien, a peasant; Dédé, a wild Parisian; Jean, a shy provincial. On free evenings, the four friends meet in a bar where Dominique is interested in the waitress and Dédé is in love with Paulette, the owner's daughter. One day, a car breakdown brings Jean into contact with a young girl from Paris: Brigitte. But Brigitte leaves again and Jean can't stop thinki...