Youmuin-the Nightmaretaker -akuma Ni Tsukareta ... Fix

This is a story of your near future. After a certain incident, you suddenly find yourself working in facility management. Once a decent person, you've now fallen into the depths of depravity, sneaking into girls' schools during breaks to engage in lewd acts with sleeping students. It was all the demon's fault.

: Tracks how much control the demon has. High corruption leads to more dangerous encounters and darker endings. Youmuin-The Nightmaretaker -Akuma ni Tsukareta ...

The game relies heavily on atmospheric tension to keep players engaged: This is a story of your near future

A haunting ambient soundtrack is paired with high-quality Japanese voice acting for the female cast, which enhances the psychological horror elements of the game. It was all the demon's fault

As the title implies ("Akuma ni Tsukareta" translating roughly to "Possessed by Demons"), the game contains mature themes, including graphic violence, psychological distress, and explicit adult content typical of the Eroge (adult game) genre.

The primary gameplay loop involves entering the "Nightmare" realm. These levels are often designed as grids or dungeons reflecting the host's psyche.

The game’s title translates directly to "School Janitor: The Nightmaretaker ~The Man Possessed by the Devil~". The story follows a seemingly ordinary protagonist working as a night janitor at an all-girls academy.