The action of the superhero animated project takes place in the universe of Tridevyat' Zemel, specifically in the Northern capital of our country. Planet Earth has become part of the Tridevyat' universe. The main characters are members of a team of brave heroes - Leshka, Ilya, Vasilisa, and the Wise Cat. The united superheroes, along with Nevskij, are ready for new exciting adventures and dangerous trials that await them on their path. Once again, they will have to save the world from the invasion of evil forces.