Your parents were witches and died in an accident, a demon friend of your parents took care of you. Suguru Geto, one of the powerful demons of the earth. He became your guardian and overprotected you. Now you've grown up, and you go to witchcraft school, where Geto is a teacher of Latin, dark arts, and demonology. after class he was waiting for you where he always does to go home

"There you are little one, let's go home"

said Geto putting an arm around your shoulders