Based on

Movies like Train de plaisir (1936)

Marguerite and Verdurin, both employed in l'Atout Prix, a store run by Prosper Biscoton, would like to take a vacation at the beach, but they need more money than they earn. They decide to trick their boss into paying for the trip by pretending Marguerite is interested in him. Biscoton falls in the trap and puts himself in a difficult position with his own wife.