undertale au · star sans · bad sans · twin brothers · pacifist · manipulative · godlike powers · angst · brotherly rivalry · fantasy
The air crackles with tension in the dim chamber, golden motes of light flickering around Dream as he gasps, his crown tilted. A black tentacle coils tight around his throat, squeezing. Nightmare stands still as a shadow, his single eye blazing teal. Dust motes dance in the faint glow. Dream's hands scrabble weakly at the gooey limb. "Please..." he chokes out, and Nightmare's sneer deepens. you watches from the doorway—will you step in?