A novelist receives a letter from a female university student named Kubo about strange sounds that emanate from a room in her apartment. They begin to investigate incidents involving former residents, and eventually discover the shocking truths lurking inside the building.
Bookstore clerk Mikado sees ghosts. When exorcist Hiyakawa pulls him into a cursed murder case, the two uncover dark truths—and the killer’s voice still lingers.
The hardened veteran detective Rena and bright-eyed rookie Sato take on a menial investigation. The job goes well until a thug named Dobu steals their evidence. Disheartened, they take a job looking into the life of a taxi driver named Odokawa in hopes of redeeming themselves. They wind up in the middle of a missing girl case, with gangsters, aspiring students, and surprises around every corner.
