On one of the alternative Earths live monsters who are forced to hide from the attention of humanity, whose numbers and technological progress can allow them to destroy most of the representatives of other races. New times have brought the Yokai Academy, in which young and inexperienced monsters are taught to live among people, but it’s all a farce! For one simple Russian student from a theater university, Grigory Abzatsev, by a stupid coincidence, finds himself in the body of a Japanese schoolboy Tsukune Aono. He is familiar with this world and the people around him, because from time to time he read manga and watched the anime series "Rosario to Vampire" . However, the reality with which he is familiar and the other one into which Gregory finds himself turns out to be much more striking than the author’s fiction, and now the young dancer will have to survive in the new world and bend over backwards in order to protect himself and the new world that gave him such a chance, while simultaneously trying to understand what is yellow smoke and how is everything connected with the deity called “Ukur”