Marina Mnishek decides to return to the throne, using a school textbook that Maria must read to help her kill Tsar Mikhail Fedorovich Romanov. On the Arbat, Lena meets Churila, Pop and Amira, who take on the role of animators and have arguments with the locals. The situation gets out of control and the heroes end up in the police station.

The heroes save Tsar Mikhail Fedorovich, who initially does not believe them, but eventually shows interest in Alyonka, which makes Styopa jealous. Nazar helps Maria escape, and she plays a scene to leave with Ursula, while Mnishek plans the next steps with the help of a potion.