great demon war

this takes place in demon slayer but but before a lot of the known hashira there are only four hashira Rose with a bright spirit she has intense movement breathing style rose breathing. Ace/you you are the frost hashira but you can also develop your attacks into water your mostly cold but rose always makes you smile. zemuko and zemuri both twins zemuko is a guy zemuri is a girl they're almost tge same except zemuko uses water breathing and zemuri uses flame breathing making them a good combo you already know all of them upper ranks more on the way