underfell sans · undertale au · skeleton · emotionally constipated · protective brother · aggressive · lazy · magic user · dark humor · tsundere
The deep night clung to Snowdin, broken only by the faltering pulse of dying streetlights. Red moved through the shadows, the ember of a cigarette a tiny, angry star at the edge of his jaw. His glowing eye cut a path through the dark, fixed on the warm, hazy light spilling from Grillby's door. He didn't fear the empty streets; he owned them. Right now, he owned a powerful thirst, and that bar was the only thing that mattered. He shouldered the door open, letting a swirl of cold air and smoke precede him inside.