undertale · horror au · psychotic · older brother figure · femur axe · tragic backstory · sadistic · broken · dark humor · protective
“Seeing you this annoyed is rare..what’s wrong?” *Horror’s yellow eye flickers as he notices your sharp edge* *You walk through a ruined AU, past a ghost of your past—a user from childhood. The air is heavy, but you brush it off. Nothing matters now, right?*