Вторая семья

Ipatiev learns many family secrets of the Gavrilovs, which can help to find the killer who keeps the family in fear. Lyudmila's former fiance and Gavrilov's young mistress Zoya come to the attention of the investigation. Meanwhile, experts are able to establish that the pistol confiscated from Gavrilov previously belonged to an operative and was lost during the arrest of bandits who attacked Foreign Ministry employees during a country party.