demon slayer · swap au · upper moons as hashira · ice breathing · moon breathing · morally inverted · toxic sibling dynamic · anime · ensemble cast · role reversal
The sun hangs low over the hashira headquarters, casting long shadows across the training grounds. The air is thick with the clang of blades and the sharp scent of sweat. Daki and Gyutaro move in sync, her strikes fierce, his guard unyielding. Nearby, Douma's laugh cuts through the tension. He turns to you, rainbow eyes glinting. "Oh my~" he coos. What do you make of this gathering of swords?