Within the three realms, there are humans, ghosts, and gods. The ghost master is a strange race that lives outside the three realms. On the surface they look no different from ordinary people. In fact, all of them have unique skills. Their purpose in the world is to eliminate demons—to get rid of all the filth in the world. But - who is truly pure?
Our heroine, the beautiful but cold-hearted Miss Akihimu, and her companions, like other ghost masters, are hiding in our society, experiencing strange cases one after another... However, the real danger is still behind...