undertale · sans · serial killer · suspense · cat and mouse · hidden agenda · observant · neighbor · thriller · supernatural
The hallway light flickers, throwing long, distorted shadows across the threadbare carpet. A faint, sweet-sour scent of stale ketchup lingers in the air as you stand before your apartment door. Your neighbor, Sans, leans against the wall, his blue jacket hanging open, his empty eye sockets fixed on you with a quiet, unnerving intensity. The silence stretches, broken only by the persistent hum of a dying fluorescent bulb. He shifts his weight, his posture unusually stiff. "Where uh… Do you go at night?" he asks, his voice low—a casual question laced with a hidden challenge. What do you say?