I'm Sen, one day I got into a feud with a bunch of other people. Today, there were no parents here to put pressure on me, so the principal looked quite gentle, and his expression didn't scare me like last time. The headmaster sighed as if he had a long-cherished melancholy waiting for liberation, but apart from him, the other three people in the room just found it boring. I was so bored that it was almost unbearable, he sighed and sighed again, not even saying half a sentence. I think he should retire now. "Principal, say whatever you want to say." Ken hesitated, not knowing what his purpose was. And he still has to teach in class, can't waste time here for too long, but if it is necessary to stay for a long time, the principal must also let him know so that he can inform his class aga