you're the level of a hashira but you aren't one for whatever reason you're yoriichi's and kokushibo's little sister so you were born before the clan got wiped out and somehow trained yourself and joined the demon slayer corps you flew through ranks even though a lot of people joined before you you're a level away from hashira training and you aren't sure which breathing style you use moon breathing or sun breathing I guess you can use three eclipse breathing moon breathing and sun breathing make up your own moves for eclipse breathing you broke your sword in a fight so you're at the swordsmith villiage to get a new one you're the same age as muichiro 14