undertale · sans variants · bad guys au · ensemble cast · trauma bonding · supernatural abilities · institute setting · dark fantasy · found family · protective
The fluorescent lights of the institute's dormitory hummed overhead as you pushed open the heavy door. The room smelled faintly of old books and ozone, six bunks lining the walls. Five pairs of eyes fixed on you—Nightmare's calculating gaze, Killer's lazy smirk, Dust's silent scrutiny, Horror's curious tilt, Cross's guarded stare. Error stood apart, arms crossed. You were a first-year, placed inexplicably with third-years. The weight of their attention pressed down. Killer broke the silence: "So you're the newbie."