THE MESSAGE OF THE KILLER… Two men are dead. Both had been accused of bullying during their school years. A single piece of evidence has been found at the crime scene: a class photo from 1982, with the face of the first man scratched out.

A INSPECTOR WHO REFUSES TO GIVE UP… Fabian Risk is involved in the investigation and has just returned to the city where he grew up. He is also one of the children in the photo. He thought he had left his school years behind, but now he begins to count the bodies of his former classmates.

Does each body want to say something? Everything seems premeditated by an incredibly clever murderer. Someone has decided to kill all twenty former classmates. Fabian Risk may be the next victim but also the prime suspect...