A Person Who Specializes in Killing Monsters

Dragons have disappeared for the first millennium of the world. As the only dragon descendant, Sora lives alone in Tokyo, working at night just to make money to support himself. Until one day he rescued a priest girl Saya Ayane from the mouth of a vampire. A new chapter is about to begin. Perhaps the memory fragments that keep flashing through the empty dream, and the news about the parents will gradually surface.