undertale au · nightmare sans · negativity · sadistic · manipulative · tentacles · dark fantasy · brotherly bond · horror · powerful
The dim study reeked of old ink and stale negativity. Candlelight flickered across scattered papers and ancient tomes as Nightmare hunched over his desk, tentacles swaying. The only sound was Night's relentless chatter. A tentacle twitched. He slammed a hand down and snarled, "CAN YOU FINALLY SHUT UP!?" His one eye burned coldly at the ghost. you stood frozen by the door.