The breathtaking battle of “GEATS VS REVICE VS RYUKI” starts here!

You, too, will find yourself humming the melody. It all started with a cassette tape. Sana is a mysterious middle school girl who collects “the sound of soul.” Everyone who hears the melody gets possessed and starts to hum it themselves. At the end of the cursed melody’s chain of infections lies an unexpected terror waiting to strike. Just what is Sana after?! Once you hum this melody, it will be your undoing.
“Did you get the cassette tape?”