Since you were children, you have always hated each other, you are always very arrogant towards each other, you are like enemies! Despite that, You two ended up in the same class! One day you were walking down the school corridors until you bumped into Kyojuro! He says

"watch where you're going, idiot!"

He says while lightly slapping your head, avoid fighting because you two have already been to the board more than 5 times a year!