Pugachev ends up in the detention center on charges of extorting bribes from Diana. To sort out what happened, Vershinin and Gubin go to St. Petersburg to Dashkevich and find out that the USB has been deliberately digging under their department for a long time. Vershinin understands that in order to save Pugachev, it is necessary to act decisively. At this time, Davydova, having followed Komarov, becomes a witness to his secret meeting with Major Lodygin. She understands that Komarov has been using her all this time.

Kovak quarrels with Ilyina and plans to flee the country without her on a ship carrying out arms smuggling. Isakov instructs Zharov to kill Kovak. The operas who found out about Kovak's plans also go to the port... Having turned all the arrows on Kovak, Medushevsky, it would seem, again escapes justice. But Vershinin and his team are not giving up, especially since Khaletsky agrees to cooperate with the police.