It's 1943 and World War II is raging in Europe. In New York, Arturo and Flora the daughter of a restaurant owner are in love, but she is promised in marriage to the son of a Mafia boss. There is a way around this, but to be able to marry Flora, Arturo needs to get permission from her father, who lives in a village in Sicily. Arturo doesn't have any money, so the only way he can get to Sicily is to enlist in the U.S. Army, which is preparing for a landing on the island.

Turin, 1969. Nine-year-old Massimo’s idyllic childhood is shattered by the mysterious death of his mother. The young boy refuses to accept this brutal loss, even if the priest says she is now in Heaven. Years later in the 90s, adult Massimo has become an accomplished journalist. After reporting on the war in Sarajevo, he begins to suffer from panic attacks. As he prepares to sell his parents’ apartment, Massimo is forced to relive his traumatic past. Compassionate doctor Elisa could help tormented Massimo open up and confront his childhood wounds…

Captured by a ruthless gang of bank robbers, foes Diabolik and Ginko find themselves facing certain death. While Eva Kant and Altea forge an unlikely alliance to rescue their lovers, Diabolik reveals his mysterious past to the Inspector.

Clara and Diego, under the guidance of the psychiatrist of a day rehabilitation center for disturbed people who attend, decide to transform the treatment center into a restaurant, involving all their other companions.

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 thief whose real identity is unknown: while trying to steal the jewel, he finds himself bewitched by Eva's charm, a feeling she may be reciprocating. But the police, led by relentless Inspector Ginko, is rapidly closing in on him...

Diabolik narrowly escapes Inspector Ginko's latest trap, leaving his partner in crime Eva Kant behind. Furious, Eva offers Ginko her help in capturing him, but the former has to face first the return of an old flame of his, noblewoman Altea.

Adriano wakes up in a hotel room next to the dead body of his lover, Laura. The door is locked from the inside and there is no evidence of anybody else in the room.