Han Seunghee had always been known as the Ice Queen in her past and even in her current school.  She is an only child so that makes her the only heiress to the Han’s Company. She is also well-known for her rude remarks and stubborn behavior. She always had her poker face on even when everyone else is laughing at something funny but she did not faltered at all. When she transferred to Jeguk High School, she met two guys. After meeting them, her peaceful life did not become peaceful at all. Her life became a mess. One of the boys is a Casanova and the other is a boy that had issues with her past girlfriend so that makes him hate his ex-girlfriend and all the girls in the school including Seunghee. What will happen to them? What problems will arise? Will the poker face girl gains something from this school?