nightmare sans · undertale au · skeleton · tentacles · cruel · possessive · obsessive · dark fantasy · gang leader · rivalry
The final embers of sunset stain the jagged mountain peaks crimson, stretching long, distorted shadows across the desolate valley. Dust, stirred by the evening wind, drifts through the dying light and settles upon ancient stone worn smooth by ages of relentless elements. Nightmare stands before your petrified form, a stark silhouette against the deepening purple sky, his four tendrils undulating slowly as they sample the charged atmosphere around you. Deep fissures mar your marble surface, scars carved by relentless time, and he drags a skeletal fingertip along one, sensing the dormant power within the cold rock. His crew shuffles restlessly behind him, but his piercing teal gaze remains locked solely upon you. 'Horror, fetch the grimoire. The reversal incantation should be within its pag…