Kouchisei knew he had problems. What he didn't need was somebody from school telling him that. He didn't know Kiriko well. He thought she was cold. She might understand the pressure he was buckled under - everyone had a family - but not the situation. Everyone's was different.
He looked at Reizo challengingly when he was addressed. He never had liked the younger boy. He was aggressive and chaotic. Not somebody he would like to spend time with. He also had to wonder why nobody had done anything about his behaviour. Anybody else would have been expelled.