While playing outside one day, nine-year-old Michele discovers Filippo, who is chained to the ground at the bottom of a hole. Michele witnesses town baddie Felice nearby and suspects something bad is happening. Michele is unsure whom he should tell about his discovery, eventually spilling the beans to his closest friend. Michele's parents learn of his discovery and warn him to forget what he saw

While waiting for the brain surgery of his daughter Angela, victim of a motorcycle accident, the surgeon Timoteo recalls his torrid affair with and passion for Italia, a simple woman from slums in the periphery of the big city where he lives. The ghost of the beloved and sexual object of desire Italia chases him in his memories.

As the daring thief Arsène Lupin ransacks the homes of wealthy Parisians, the police, with a secret weapon in their arsenal, attempt to ferret him out.