Fairy-tale Ivanushka finds his queen. Or the queen. Or a fairy. In general, the only one for whom life is worth living. And what difference does it make whether she is an ordinary woman or a sorceress?.. But, of course, there is a difference. And once in the unusual country of Illyria, a Russian mathematician from Moscow State University comprehends the world and its laws as if anew. True, the inhabitants of the magical land also discover it with the help of Ivan for the second time... These discoveries are far from painless and are often very dangerous.

An ordinary Moscow graduate student, by chance, ends up in a magical land, where he finds his love and true friends. Unfortunately, not everything is going smoothly in this country: its inhabitants need to be protected from the outside world, and especially children, who are being hunted by the intelligence services of different countries. A fairy tale story about love and responsibility, about magic and adventure, and about how unnoticed and Children are growing up rapidly.