Hee Min is a nerd in the prestigious school called International Seoul School, she’s rich with money and knowledge but she’s lack of fashion. She always got bullied, but one guy put all of his attention to her although she doesn’t know about this and that guy is the diva of the school, Key. One day Key decided to change her from nerd to beauty because he got sick of seeing her got bullied. One thing led to another, they fell for each other but keep quiet about it since Hee Min is with the school president, Kibum and Key back to his old life with his bestie, Jaebum. Will the two ever to tell that they love each other?