A psychiatric-clinic medical director runs some tests on two patients, the Ragionier Antonio Vignanelli and Cavalier Peppino Caprioli, so they must retrieve some memories of family life in order to understand their mental illness.

Emma and Lucia grow up together in an orphanage and remain friends throughout adulthood. When Emma has to work away from home, she entrusts her daughter to Lucia. When she receives word that her daughter has died, she is desolate - but whose child did, actually, pass away?

Adolfo Cocchi has a building firm but his plan to build a set of buildings is been stopped by an old former Garibaldian, Don Leopoldo, who refuses to sell his property. A group of young people go to his house to play and sing. Marcella, Cocchi's daughter, who has a beautiful voice, goes to visit Leopoldo and falls in love with Paolo. They have an idea: open a night-club called "Io bacio... tu baci"...

Marco and Luciana are married and in love, but the passion of Marco for football distract him, and make him impossible to keep a job for a long time: that's why the young couple keeps arguing.

A mad scientist pursues a man hoping to study his brain.

Follows the adventures of a group of friends, teddy boys and rock and roll chicks whose crazy, fun-loving habits inspire jiving from some of Rome's citizens, and bitter complants from others which inspire a group of corrupt officials determined to a bring the group down.

Marco, returning home to Livorno after having spent eight years in prison, finds his wife Giovanna married to another man, who the son believes is his real father. He decides to commit suicide but then he meets Elisa, who dissuades him and he begins to live with her and her father.

In the summer, while their wives and children are away, four men try to enjoy their free time.

Count Borraccilo lives in luxury but does not pay taxes and for this he is targeted by the tax agent Gaetano Pellecchia, who asks his friend Mario for help.