50 year old Giulio and his 17 year old goddaughter, Vincenzina, fall madly in love with each other and soon are wed. Unfortunately for Giulio he walks in on his friend and Vincenzina upon a return from a trip. His jealousy and anger get the best of him and he kicks his wife out of the house. Years pass and Giulio decides to rekindle the love affair with Vincenzina.

After a few years in a boarding school for nuns, young and provocative Monica returns to the village, eager to win as many children as possible. All men lose their heads for her. Later her sister, Sabina who runs a pharmacy arrives with her new husband and she can't manage to keep her hands off her new brother-in-law. It succeeds so well that it reduces the entire local soccer team to its knees.