Цена признания

Ipatiev invites Olga, a department store saleswoman, to the restaurant, whose brother is a witness in one of Shakhnovich's cases. Upon learning about this, Mikhail wants to recruit Olga as an informant, threatening to imprison his brother. Meanwhile, the corpse of a girl who was strangled in winter is found in an abandoned building. Ipatiev is trying to convince his superiors of the existence of a serial strangler.