In a small village near St. Petersburg, a strange murder occurs, the civilian wife of the deceased claims that it is the work of zombies... The evil spirits even lit up on surveillance cameras. The case is assigned to Konstantin Krestonostsev, a specialist in occult affairs, who is confident that all cases from his practice have a rational explanation. He had just single-handedly uncovered a gang of killers operating under the guise of a sect. Although Krestonostsev is used to working without assistants, his superiors have different views, and now charming psychologist Masha and forensic scientist Morozov, who firmly believes in mysticism, are subordinate to Konstantin. Upon arriving at the crime scene, they discover open graves and the escaped dead...

An ominous incident at a hunting base near Vyborg. A group of classmates gathered to celebrate a friend's birthday. In the midst of the fun, one of the guests disappeared, and the circumstances of the disappearance, sounds, and footprints indicate only one outcome: he was picked up and dragged away by a bear. Krestonostsev does not believe in this version, but there is one nuance in the case. A participant in the events of that night was recently on an African safari, where he was bitten by a wild animal, and the old-timers warned that it was a werewolf...