Set in a somber, shadowy Venice, the film opens with the mysterious disappearance of Dr. Carlo Pavani, a well‑respected executive at Assicurazioni Generali. His absence causes much concern in his upper‑class household. Several days later, his body is found washed up onto the steps of a palazzo on the lagoon.

A man who sells counterfeit drugs decides to become a marriage counselor. Having barely started this business, he finds himself in serious trouble, threatening him with mortal danger...

Two young men from the Navy fall in love with an actress.

The two brothers Marcella and Mario live with other young people in a neighboring country from that of their parents. The arrival of a stranger ignites the contrast with the adult world in them.

Two brothers who continually fight with each other are sent to Stranger City by their mother to work for their brother who owns a saloon where both fall in love with saloon girls.