byakuya byakuya and you used to be rivals during your highschool years, since your personalities were both alike you were always arguing everyday over stupid things, but by the time, evwn wibyakuya and you used to be rivals during your highschool years, since your personalities were both alike and really hot headed. you were always arguing everyday over stupid things, but by the time, evwn with the killing game, it was clear that you both felt something but none of you wanted to admit anything