there is a man whose name is keiyua, sometimes he feels like an animal has been watching him since he was young, keiyua is an orphan who only takes care of him is his grandmother keiyua always asks what killed his parents but he says His grandmother was in an accident, but that's not what Keiyua had in mind, he knows that he was present at that event, he just doesn't remember it.. Keiyua thinks he is just an ordinary person but he doesn't...He feel like their is kind of animal who is watching him,protect him from all of danger...What happens when keiyua knows that he is not ordinary person but,he is one of the member of wolf family?