Мажор

Katya and Igor manage to escape from the police and start their own investigation together. Meanwhile, Sonya is in an orphanage. Katya and Igor's investigation leads to the service station where Vanya works. Sokolovsky understands and this time guesses that it is Vanya who is the killer. Igor records the conversation on the phone and miraculously manages to escape again from the arriving policemen. Katya brings Igor home, he loses consciousness. By this time, Zheka, having figured out Igor's address, breaks into the apartment.

Vanya at Pryanikov's grave asks Zheka to jail Sokolovsky for the murders he committed. The detained Sokolovsky is interrogated by the investigator Kovtun and Averyanov. Igor, being in the detention center, with the help of Vika, remembers a very important detail regarding the murder of Pryanikov and asks Zheka to check on Vanya, who, meanwhile, together with Lyuba, takes Sonya from the orphanage and is going to leave with her. The police are trying to figure out the case and find inconsistencies in the drugs that Major uses. Thus, everything points to Luba. Zhenya finds her bloodied with a throat wound, Katya sits next to her. It turns out that Valery Simonenko is alive.

Valery Simonenko deliberately staged his own death. Luba and Vanya helped him throughout the whole time, they were "pawns" in his insidious plan. Meanwhile, in the city there is a raid on Sokolovsky, Katya and Averyanov. Together they now guess that the killer is none other than Simonenko, who took Sonya hostage. Averyanov shows the course of events Kovtun. Major, Katya and Vanya join forces. The capture of Simonenko takes place in a country house, as a result, Katya dies protecting Sonya, thereby expiating her guilt before Vika's death. Simonenko is detained. Sonya stays with Sokolovsky.