1408 by Stephen King

A skeptical writer known for debunking paranormal phenomena checks into a notoriously haunted hotel room, only to confront his deepest fears and the chilling reality of the supernatural. As the room's malevolent forces begin to unravel his sanity, he experiences a harrowing night filled with terrifying hallucinations and psychological torment, challenging his disbelief and pushing him to the brink of madness. The story explores themes of isolation, fear, and the thin line between reality and illusion, leaving readers questioning the true nature of evil.