The plot weaves several episodes with several groups of people, Roman families, youth gangs and young love couples, who spend a Sunday at the beach of Ostia.

A barber, murderer because of jealousy, spends twenty years in jail. He cannot, however adjust himself to a changed world and to the hypocrisy of his own relatives and decides to return behind bars.

A newlywed couple win the lottery and the prize is a mink fur which might change their lives forever.

A traveling salesman is sent to prison after being accused of bigamy, while his wife and son are forced to consider leaving him permanently.

Three gorgeous seamstresses meet on the historic steps of the Piazza de Spagna in Rome to discuss one another's love lives.