Next to us, in a world called the Forest, there live those who are called upon to protect us from danger, protect us from evil, and even from those who have decided that they can use people’s negative emotions for their own personal interests. Schoolgirl Anna, who found herself in this world by birthright, was scared. Having learned the truth about her origin, the girl consciously accepts information about her parents, that she has a twin brother and that this new world is her home. What lies ahead for her and will she be able to find her brother? We'll find out in the book.