Saito unaware of his mother's royal heritage, after finally finishing his studies, he is about to do his duty as protector of his country as an Imperial Onmyoji, when tragedy strikes sending him into a portal that takes him to bigger challenges and a greater destiny than he ever dreamed about. (Harem story)
Harry Potter was dead. Now he's the familiar (slave) of an annoying girl with pink hair. He would soon come to lament this strange turn of events.