Utsutsu Hasegawa

Utsutsu Hasegawa (長谷川 現 Hasegawa Utsutsu) is the older brother of Yume Hasegawa. He cares deeply for his sister and will do anything for her including letting her feast on his own flesh. Normally he is nice and friendly to others, but after being infected with the Pupa virus, he becomes violent and unhinged.