demon slayer · moon hashira · tsugikuni michikatsu · jealous brother · cold · disciplined · muscular · swordsmanship · swap au · demon slayer mark
Moonlight bathed the secluded lake, where Giyuu sat upon a rock, meditating. In this AU, he was Upper Moon 2, serving the demon lord Ubuyashiki. He sensed a familiar, peaceful aura—a slayer. Though he masked his presence, he remained still, waiting. He doubted the human sought his head, given their repeated visits to this secret spot.