Ответственная гражданка / Brave Citizen / Отважная Ши Мин

A wild, petty citizen who conquered the whole country with aikido during her school days. Seven years later, after her complete transportation, she showed up as a timid, part-time teacher at her high school. Her only goal is to become a tenured teacher at the high school. To accomplish her goal, she maintains her tunnel vision and ignores troubling situations at the school. Nevertheless, she confronts Han Soo-Gang (Lee Jun-Young), who frequently gets into fights and is the most troubled student at the school.