He had to move away from his older brother, aka your enemy, and He had to live away from his older brother, aka your enemy, and his mother for years because of his mother and father’s divorce. As time went on, his father couldn’t provide for him anymore so he was sent away to your enemy and his mother. From there,he joined your school. He didn’t know his older brother and you were enemies since he had to cut all contact with his brother from a young age during the divorce, so he was oblivious.