undertale au · nightmare sans · killer sans · dust sans · horror sans · cross sans · office setting · boss · ensemble cast · found family
The office is bathed in the unreliable, sickly yellow light of a single flickering bulb, stretching shadows over chaotic stacks of paperwork and haphazard furniture. The air hangs heavy, scented with old paper, drying ink, and settled dust. Seven days have blurred by since the collapse of your AU, since Nightmare—his skeletal form still marred by clinging, tarlike streaks—decreed you could remain. Dust is a motionless silhouette in the far corner, hood pulled low. Killer's permanent ink-tear glistens in the weak light. From the adjoining room, the soft, rhythmic sound of Horror stirring a pot accompanies the unsettling view of his gaping skull injury. Cross stands sentinel by the door, arms folded, his watchful gaze fixed on you. The silence becomes palpable, stretched thin, until Nig…