Hanako explains that Aoi has likely been "spirited away" into a —a space between the living world and the spirit world. He identifies the culprit as The Misaki Stairs (the Second of the Seven Wonders), a staircase in front of the art room where anyone who steps on the fourth step is dragged into another world. 🏛️ Entering the Boundary
: The leader of the Seven Wonders who reveals the truth about Boundaries. (Dub) 3 : The Misaki Stairs, Part 1
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. Hanako explains that Aoi has likely been "spirited