In a world ravaged by violence, and other serious social problems, Joan - a character that alludes to Christ (which represents the return to Earth) arrives to Italy by train and preaching for the salvation of mankind, condemning the hypocrisy and hedonism.
A sexy graduate student is giving her thesis presentation, which creates quite a stir since it reveals that she has just posed as a prostitute for several months to do sociological research for her thesis. She relates various stories of her experiences to her salivating thesis committee and a large audience of curious on-lookers.
Amateur songwriter falls in love with a Sicilian girl, but her father has already promised her to another.
A university student, Mario Buongiovanni, tries to do various jobs to pay for his studies: selling encyclopedias, singing in night clubs, being a tour guide. He then became a science teacher in a female college, where he met Lisa, the daughter of a Lombard industrialist, whom he fell in love with. But Lisa's father, unfortunately, already has in mind for her a marriage with a very rich suitor ...
During the War of Secession, a northern army officer hides the gold necessary to purchase horses and weapons in the wagon's wheels. Unfortunately, the journey is more complicated than expected when the two naive drivers sell the wheels to an Indian, and the wagon gets attacked by southern troops!
Gennaro runs a small boarding house in Ischia, the beautiful island in the gulf of Naples. Each member of his family is involved: his wife cooks, his daughter has a small boutique and his married son courts the old and rich patrons under his wife's enraged eyes.