C28 The Sick Younger Brother of White Moonlight's First Love(1)

"... We're all in the same class, we should be friendly with each other and get along well. How can you do such a malicious thing? Do you know how much of a negative effect this will have on me and the school? "

In the office of a certain high school, the teacher in charge of the class stared at the person in front of him as if he was about to explode from anger