With every new case solved, with every soul laid to rest, Ksyusha, Polina, Stas and the computer genius Mitka, who call themselves ghost hunters, understand more and more clearly that ghosts do not appear in their city by chance. Now their task is to find the one who disturbs the peace of the dead and forces them to attack the living. His victims are the most defenseless - women, children... But who is this cold-blooded monster and what pushes him to commit these terrible, chilling crimes?