The Nightmaretaker: The Man Possessed By The Devil Guide ~upd~ Instant

The protagonist is not a hero. He is the "nightmaretaker"—a man possessed, both literally by a demon and figuratively by his own id, stalking the halls of three different girls' high schools under the guise of performing routine maintenance. Your goal is to guide him through a series of increasingly invasive acts, from simple voyeurism to the unthinkable, all while managing the ever-present risk of discovery and destruction.

While the Nightmaretaker is a formidable foe, there are ways to protect yourself from its influence: the nightmaretaker: the man possessed by the devil guide

This is the most aggressive ward. You are tied to a radiator in a red-lit basement. The Nightmaretaker stokes a coal furnace. He tells you one truth about yourself you have been hiding—one secret so shameful it burns. He then brands that truth into your arm. Victims wake up with a red mark in the shape of a Victorian keyhole on their forearm. The protagonist is not a hero