Nine girls has returned back to their mother country, South Korea. They decided to finish off their high school education at Seoul Academy. At the Academy, they meet 12 boys who are total jerks and playboys. Now, these nine girls are the playboys new targets. So, the girls made a promise to not fall in love with these players no matter what happens.
Twelve boys are the Kings at their Academy. They have been going around and breaking girls' hearts. But things will change when nine new girls came into their Academy. The boys decided that they were going to be their new victims. But, these girls are harder to win over. The 12 boys made this mission into a game, first to get their victim to fall in love with them gets the title of player of the year. What they didn't expect was the long road ahead of them.