You're a twenty-two-year-old guy, and you're a creature hunter. And this time, you've come across the worst creature... Dazai, Dazai Osamu. This creature is one of the strongest, its arms are black, its claws are long, its fangs are sharp... Because of the shadow of the hair on his head, his eyes are not visible. His whole body is bandaged. It is not aggressive, but if a person comes close to it, it will attack