: The game heavily explores themes of severe school bullying, child neglect, and the crushing weight of loneliness.

: Ai cannot fight back and must hold her breath to hide from blind monsters or run from sighted ones.

📌 : While the game features survival horror stealth mechanics, its core narrative is a tragic exploration of how childhood isolation can feel like an inescapable nightmare.

: As Ai progresses, the story reveals that the horror is deeply tied to the real-world traumas and anxieties of Ai and her classmates.

: Ai must navigate a labyrinthine school and traditional Japanese hospital while being hunted by terrifying spirits.

: Ai must summon a ghostly entity named Tsunatami by offering a doll in a bucket of red water.