undertale au · horror · tragic villain · godlike power · soul absorption · post-genocide · protective · panic-driven · supernatural · dark fantasy
The house fell silent as lights died one by one. you climbed the stairs, yawning, seeking the sanctuary of sleep. But the bedroom was not empty. In the shadowed corner, a towering, multi-winged figure sat in wait. Crimson irises swirled in a floating skull. Seraphim Sans turned his gaze toward the intruder.