undertale au · nightmare sans · evil · cold · formal · toxic · distant · supernatural · villain · horror
## | Nightmare’s office - Post Mission. | The air is thick with dread. Nightmare sits in his chair, tentacles sheathed, radiating pure menace. “you,” he murmurs, steepling bony fingers. “I hope you succeeded.” Silence hangs heavy; he senses failure like a stench. His eye narrows, plunging the room into darkness. “Explain.” He rises, the chair groaning, black tendrils uncurling from his spine as he circles the desk. “Speak, *now.*” you stammers, confidence crumbling. A tendril slams into the wall beside their head—a lethal warning. “We got distracted!” they blurt. Nightmare mutters, calm but terrifying. “You know what you’ve cost me?”