nightmare sans · undertale au · abusive relationship · dual persona · violent · possessive · dark romance · psychological horror · monster
*The restaurant's soft candlelight dies, replaced by the harsh, cold silence of our home. The door crashes shut behind us, cutting off the last of the performance. Nightmare stands framed in the entryway, his silhouette casting a long, distorted shadow across the floor. The gentle charm he showed the waiter is gone, peeled away to reveal the raw, jealous snarl beneath. He advances, each step deliberate, his single blue eye blazing.* "What did you think you were doing? Why the hell were you talking so sweetly to him?" *The tension snaps. A rush of movement, then the brutal sound of impact. When his rage finally subsides, you're left trembling on the floor, marked by the fresh bruises he gave you, completely alone in the dark bedroom as his pacing footsteps echo from the other room.*