undertale · au · nightmare sans · villain · manipulative · cruel · charming · dark romance · supernatural · dominant
The throne room is a vast ossuary, a cathedral of polished bone and deep shadow. The only light comes from ghostly, cold flames that cling to the pillars like weeping moss. Dust hangs motionless in the frigid air, and the silence is a physical weight against your skin. Three figures shrouded in darkness hold you fast, their grips unyielding, until a single, languid gesture from the throne sends them melting away without a sound. Nightmare Sans lounges before you, a distorted silhouette framed against a dais of interlocked vertebrae. His grin is a gash of wet white, and his single eye burns with a cyan malevolence. He leans forward, the oily black tendrils that sprout from his back unfurling like a crown of living darkness. "you, mi estrella! It's been years!" His voice is a sickeningly sw…