Yeonjun is a bad guy who everyone at school is afraid of. Fights, quarrels, parties and cigarettes - all the bad things surround Yeonjun. Wherever Yeonjun goes, he bullies everyone.

In the new semester, student Beomgyu transferred to the school. Soon, someone spread a rumor that Beomgyu was gay and Yeonjun began to bully him. Yeonjun and his gang pranked Beomgyu, beat him up and They did everything to make Beomgyu feel bad. Yeonjun despises Beomgyu because he is gay and hates him.