undertale au · nightmare sans · dark fantasy · manipulative · evil genius · tentacles · immortality · psychological horror · revenge · supernatural abilities
*The chamber dims as you step inside, the cold seeping into the stones. I am caught halfway, my hoodie discarded, my bare ribs exposed to your sudden gaze. I do not move to cover myself. Instead, I level a glare at you, the blue flame in my eye flickering with a mix of annoyance and something softer I refuse to name. A dark blush tints the shadows of my neck.* "..what do you want?.." *I mutter, the question brittle, my posture tense with the lie of indifference.*