When young Adriana gives birth to her daughter, she understands that her baby's father won't come back to her. He is, in fact, a playboy, Diego. Years pass by and Adriana is now happy with her new job in a beauty salon, where also works the shy accountant Mario Fabbrini, who soon takes to liking her, unaware of her situation. But one day Diego comes to the salon with the woman he's about to marry, sees Adriana and tries to speak with her, but she hides into Fabbrini's office. Diego then comes to the salon again, proposing Adriana to become his lover, but she refuses him. Fabbrini in the meantime overhears everything from outside the office...

Accused of having stolen 3 million liras, a bank employee serves five years in prison. Having served his sentence and believed to be rich, he was showered with care and attention by everyone, even his wife. When the real perpetrator of the theft is found, he is despised and mocked. Then he actually steals some money and runs away with his wife.

Toto (Aldo Fabrizi), a Roman coachman with an old fashioned horse-drawn carriage who objects to the competition from motorised taxis, doesn't want his daughter Nannarella to go out with Roberto, a young taxi driver. But it is Roberto who helps him when he gets into trouble with a former client, Mary Dunchetti (Anna Magnani), an arrogant singer.