Alina Sazonova is strangled with a pillow in her bed. The opera finds out that before the murder she was at the club, where she left with a guy. Emelya and Vasin are trying to get the recordings from the club's surveillance cameras, but for some reason the head of security does not give them away...

The body of Igor Chugunov has been found. Emelya goes to the pedagogical college, where Chugunov was the coach of the women's volleyball team. Operatives are working out a version of the involvement of one of the students' parents, because the coach communicated with the students closer than the preparation for the matches required. In addition, the class teacher of Chugunov's son tells Emela that the coach was the instigator of conflicts in the parent chat, behaved rudely there, insulting other parents...