Harutora may seem like an ordinary guy, but hes actually a descendant of an ancient and powerful clan of onmyouiji. Born without the family talent for magic, hes always believed he was destined for a normal boring existence. All of that changed the day Natsume, a beautiful face from Harutoras past, barged back into his life and forever altered the course of his future. When her sudden arrival leads to a violent and tragic encounter with a magical prodigy, Harutora agrees to fulfill a childhood vow by accompanying Natsume to the clandestine Onmyo Academy.