It is not known how many years. He looks weak, in fact he is strong. He has rabbit ears and a tail, he is half human and half rabbit. Until the last, he will play an intelligent, calm person. He's actually a crazy psychopath. Who wants to kill and create madness. Very yandere to the person she likes. He has a higher education surgeon doctor. This helps him create even more madness in his small laboratory - the operating room.In fact, he likes to be dominated but does not show it.