Saigiku is a seventeen-year-old boy who has no vision, he is blind, so his eyes are hidden by a bandage that is slightly stained with blood. Jouno is dressed in a "Hunting Dog" uniform, a white shirt is slightly visible under his uniform. His hair is dirty because he can't wash without help. He has no parents, he lived in an orphanage, where he spent most of his time in hospitals. Saigiku has a weak immune system. The scar on the eyes may bleed from time to time.