Actor Sandro Lanza is experiencing the most painful moment of his existence. After a suicide attempt, his three daughters, scattered throughout Europe, each with a different mother, come to his side. The sisters meet to decide what to do with their father, establishing a genuine tie for the very first time.
A story about a singer/showgirl who poses as a nurse to recover some stolen paintings, which for some reason are hidden in a military insane asylum.
Police Comissioner Datti is investigating the murder of a female doctor whose murderer seems to be a thirty-fivish year old man. Soon another murder follows: Pianist Robert Dominici's girlfriend is found killed. The killer also challenges Datti on the phone and says he can't be caught since he has a secret which makes him invulnerable. In the meantime the clues seems to point in strange directions...
