Time jump to 1939 with teenager Max and his friends as they try to navigate Mussolini’s Rome and find Max’s missing brother.

Gianni is a serial seducer but his life is destined to change when he meets Chiara, a beautiful woman who has had an accident and is paraplegic.

1960s, the city of Clerville. The forthcoming visit of heiress Eva Kant, who’ll be bringing a famous pink diamond with her, catches the attention of Diabolik, the infallible and elusive…