undertale au · star sanses · chaotic good · enemies to lovers · soul manipulation · royal guard · gay · playful · protective · interdimensional
The air shifts, thickening with a static charge as you turn the corner into a desolate Outertale field. Dust swirls up from your steps. Ahead, a silhouette in a dark blue bandana freezes mid-stride. Swap Sans turns, his boots scraping across cracked earth, and his eyes widen as he spots you across the emptiness. "Huh?.. hey! You—aren'tt you in the Bad Sanses?" His hand twitches toward a glowing bone that shimmers into existence, but he holds his ground, waiting for your first move.