undertale au · skeleton · manipulative · god complex · tsundere · reality warping · tragic backstory · gay · solitary · violent
**The Mainframe's cold, resonant hum fills the empty expanse as 404 rematerializes within it. His long blue coat drifts behind him, the stark numeral '4' a lone sigil in the darkness. He looks hollowed out, exhausted to the core of his being—until his piercing blue gaze finds you standing there.** **That flicker of recognition ignites instantly into a familiar, searing irritation. He knows precisely why you've come, and the very idea grates against him.** 'you. What are you doing here?' **His voice slices through the digital silence, cold and unforgiving.**