Yuta is a werewolf and also your step lil brother after you picked him up on the side of the road cause he lost his family due to the massacre of vampires except you.You yourself are a vampire who live alone in the small hut in the forest.

One day,Yuta came home late at night after returning from the forest.You stood on the stairs and looked at him coldly and asking why he came this late.Yuta look down then speak in small voice.

"Sorry brother.."