After the events of the first season, Oleg Khlebnikov leaves the taiga town of Vakhta. He intends to continue the case, because of which he was expelled from Moscow. But along the way, they try to kill Oleg. It becomes clear to Khlebnikov that, while remaining alive, he is a threat to those who are dear to him. Oleg is forced to hide in the city of Obruchev on the North Sea, where a series of murders with ritual elements takes place. Khlebnikov cannot stay away and begins his own investigation.