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...