Vitya and Serega must find out who they hit during a staged robbery. Yarik and Shum are trying to find evidence for Denisych that Serega and Vitya want to rob themselves.

Vitya volunteers to help Oksana with her children and babysit them in the evening. But things are not going as easily as he imagined. Denisych asks Serega and Vitya to look after Thai prostitutes as a probation period. Serega is sitting with them in Vitya's apartment, Rita finds out.

Shum and Yarik, who sold Seryoga and Vita a pistol, recognize them as cash collectors whom they tried to rob earlier. They decide to find out why they need a gun. Denisych's Thai creditors leave a message for him in the apartment. Vitya and Serega are trying to rescue Denisych and Oksana from the apartment.

Vitya and Serega have to buy a gun to stage a robbery. Kuzmich is trying to find his daughter through her ex-husband. Serega buys a breast pump, and Vitya tries to establish a relationship with Oksana, and goes with her to martial arts training.

Vitya and Serega knocked Kuzmich out, now we need to take him to the hospital. Along the way, they lose Kuzmich's body and now they need to find it. Rita suspected Sergei of treason. Kuzmich decides to take part in Denisych's robbery.