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.

Shinichi Tsuda, a Naoki Prize winning author, is working to publish his newest story. It revolves around Tsuyama, a driver for a call girl business in Toyama Prefecture, who comes across a mysterious counterfeit bill and has his life targeted by underworld kingpin Kurata. Is his story fact or fiction? His editor, Nahomi Torikai, decides to verify whether his latest work is mere fiction based on real-life experiences. She looks into a family that vanished, a post office worker who went missing, a shady load of cash, the whereabouts of the doves, and the fateful encounter from that night... A series of shocking facts are revealed from Tsuda’s stories. Why did the counterfeit money end up in Tsuda’s hands? What is the “ending” that Tsuda wished to portray?

As each group pursues their mission, a fierce battle unfolds over the tattooed prisoners. Who is friend, and who is foe? The fight leads them all to Abashiri Prison, where Noppera-bo, the man who holds all the answers, is locked away...