Ghost Tide

In this city, every Monday at midnight, a black hole of nothingness opens in the sky. In just an instant, a large number of monsters pour in. People call these monsters ghosts. Where there is evil, there must be justice. In the center of this city, an organization specializing in exterminating ghosts has been established. When a disaster strikes, these so-called ghost extermination organizations will take immediate action to protect the residents of this city. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.