Investigators hurried to close the case of the attempted murder of police captain Andrei Frolov in the Krasny Molot district, as a result of which his father was seriously injured. Frolov suspects that his long-time enemy, former werewolf policeman Tolya Dubinin, organized the assassination attempt. But suspicion, as you know, can't be pinned to the case.… 

Meanwhile, Frolov is once again preparing to be transferred to the criminal investigation department of the Central District, from where he was exiled to the outskirts of St. Petersburg, unwittingly crossing the path of an influential police general. 

But another clash with Dubinin and the machinations of the wanted head of the district administration, Alexander Petrov, again thwart Andrei's plans.…