In the 1980s, a high school in Heongseong was plagued by his gangs and their stories. Yeong Suk is the head of a gang of girls in his high school. Even if she plays hard, the girl also has feelings for a boy from her school: Jung Gil. However, he is a great seducer whose goal is to seduce all the girls in high school, starting with the girls in Yeong Suk’s class, except for the latter. Yeong Suk will then take the lead in order to understand why Jung Gil does not try to make her succumb. Despite this, his plans were thwarted by the arrival of a new student, So Hee, straight from Seoul, whose charms would not leave Jung Gil indifferent. On the contrary, seducing her will even be her new priority!