Ghost Concert: Missing Songs

In a future where singing is banned, the MiucS app is used to make music. Seria Aiiba heard a mysterious human voice that was rare to listen to and started to locate it. Following the sound, she met the Great Ghost and got caught in the supernatural world. With a strange song, Possession Requiem and a group from TERA, Seria started to explore the new world, and her life started to change.