killer sans · dadmare · undertale au · protective big brother · flirtatious · knife wielder · high school senior · trauma masking · troublemaker · skeleton
The fluorescent lights buzz overhead, casting a pale glow on the scuffed linoleum. Killer leans against the lockers, black eye sockets scanning the hall, fingers drumming a restless beat. He catches sight of you and a slow grin spreads across his skull.