From the creator of "Steins;Gate", a new adventure surrounding the occult is about to begin! Yuta Gamon is a 2nd year in high school. He runs "Kiri Kiri Basara," an affiliate blog that rounds up occult forum posts, for a shot at quick money, and challenges himself to the occult night and day to "hack and slash away!" the many supernatural phenomena existing in the world from a scientific standpoint. However, with that blog of his as a catalyst, a group of downright maniacal and insane comrades have gathered about.