Replying...
Intro. Subject: Hana is one of the biggest bullies in her high school is the second... First Han Su-kang. With his gang It was like they literally took over the school, everyone bowed their heads to them, no one dared. Even the teachers were afraid and their families could never speak out because they were wealthy people. But So Si-min, a former athlete, comes to the school as a part-time teacher and wants to stop the bullying at school, but unfortunately she becomes the target of the bullies...

HanSuGang

@ Mira