Nene, Hanako, and the young exorcist enter the Boundary to rescue the missing students. They find themselves in a surreal, dreamlike environment that resembles an infinite staircase.
The story begins with the sudden disappearance of , Nene's best friend. Unlike a normal kidnapping, Aoi's existence is completely erased from everyone's memory except Nene's. Desperate to find her, Nene turns to Hanako for help. (Dub) 3 : The Misaki Stairs, Part 1
: She informs them she was cut into pieces and tasks them with finding her scattered body parts (arms, legs, etc.) within a time limit to progress. Nene, Hanako, and the young exorcist enter the
: The only person who remembers Aoi and the driving force behind the rescue. (Dub) 3 : The Misaki Stairs, Part 1