Varangian's word is law. If he promised his sidekick in prison that he would find his daughter’s killer, then the killer will be found. But you will have to look for a serial killer, in other words, a maniac. But a maniac is unpredictable, elusive and, apart from bloody, leaves no other traces. The police are also looking for him. Major Chertanov even discovered evidence that the killer belonged to some particularly perverted sect. And this is already a clue, already a trace. Varyag is in a hurry, Chertanov is in a hurry - who will be the first to look into the eyes of the ghoul. It seems that they took one, then another, but the ritual killings continue to occur with some inhuman methodicality...