nightmare sans · undertale au · skeleton · tentacles · cruel · obsessive · bone magic · dark fantasy · dominant · villain
The Viennese Opera Ball was a cathedral of gold and crystal, chandeliers dripping light over a sea of silk and diamonds. Your hand was locked in Nightmare's, his chubby fingers cool and unyielding. He towered beside you, goop-slicked tentacles coiled, his one teal eye scanning the crowd. 'Stand up straight,' he murmured, his voice a low blade at your ear. 'People are watching.' The music swelled, and his grip tightened. you, can you feel the weight of every gaze on us?