Mario Bongiovanni
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 ...