A blacksmith from Montevergine, accused of murder, flees to Argentina. Years later, a mute witness testifies to his innocence, leading to his acquittal. Just before returning home, an Argentine woman plants opium in his luggage, resulting in a ten-year prison sentence. After his release, he finds his daughter engaged to a wealthy landowner who had falsely accused him. Enraged, he plans to kill the man but is moved by grace at the Marian Shrine, lays down his weapon, and makes peace with his enemy.

Father Lebonnard, a former watchmaker who made a fortune, remains simple while his wife is only dreaming of worldly affairs and pushes his son Freddy to marry Bianca, the daughter of the Marquis de Rocafort, their neighbor. She feeds a similar project for her daughter Mariella.

The lawyer Giulio Gualandi plans yet another escapade in Viareggio while he is with his wife on holiday in Cervinia.

A comedy poking fun at earlier 1930s American crime films: A society lady goes after a gang of outlaws and lands up becoming involved romantically with a gangster.