스터디그룹스터디그룹

Yun Ga Min, a student at the struggling Yusung Technical High School, is determined to go to college despite his poor grades and knack for fighting. He forms a study group but is forced to use his fighting skills to protect his friends from bullies. His teacher, Lee Han Gyeong, who tutored him while he was a university student, returns as a temporary teacher with a secret and hopes to improve the school.