Nazar drags Alyonka's great-granddaughter Maria into the well, and Styopa, realizing that everything happened because of him, rushes into the past to save her. In the 17th century, he learns that Susanin's feat and Monomakh's Hat, without which they cannot crown the tsar, have disappeared, and at this time Churila, Pop and Amira accidentally end up in Moscow in 2023.