In Songhwah High school Park Tae San is the most popular student there is. He is born in a rich family and has all he'd ever want. He has the looks that every girl within the school wants. He's got all he's ever want and he's living all right. That is until Kim Sun Ah shows up. Sun Ah is a girl that just showed up in Incheon. She is so beautiful that even girls acknowledge it. But here's the problem, she is not interested in love. She is focused on school work and school work only. But after the first exam where Sun Ah ranks second, all things change as Sun Ah gains interest in the top rank, Park Seo Jin, Tae San's cousin. And this displeases Tae San since as the third rank, Sun Ah doesn't see him as a threat. That and the fact that Seo Jin actually shows interest in Sun Ah. Feeling undermined, he is set to teach Sun Ah a lesson. This romantic comedy develops into a strong love triangle that leads to an unexpected turn.