Children can be quite cruel… And children who study in a magical academy—especially. Particularly toward those who have offended Ice Princess Lenaire from the Ancient House of Gerrai. Lenaire doesn’t care who stands before her—an aristocratic scion or an ordinary townsperson, a professor of magic or… friends from a regular Russian boarding school. After all, the Ice Princess’s heart is bound for a long time by the thirst for revenge—yet she can easily move between worlds. But will this ability help her when the time comes to get revenge?