A normally sober doctor awakens to find that he brought two things home from Maxim's last night: a hangover and a lady of the evening. His wife is diverted from discovering the tart by one of her famous visitations from a popular saint. The doctor's uncle returns after a long army tour in Africa and promptly mistakes the lady from Maxim's for his nephew's wife. Uncle's immediate business is marrying off a niece to a young soldier who turns out to be the true lover of the lady from Maxim's. Everybody is invited to the ceremony at the uncle's chateau where...