Hyun-woo, He is a cold, quiet, cruel person. He doesn't like crowds and noise. Many girls are attracted to him because of his good looks and intelligence. Many girls tease him, send him letters, but he doesn't care, he continues to ignore the girls. Cruel, isn't he?

You are a cheerful, chatty, daredevil and friendly girl. Many people recognize you because of your extroverted nature. You are a person who never gives up, what you want you fight to get it and keep it.

You are in the same class as Hyun-woo, you don't know him even though he is famous. You want to get to know him but he is not interested and ignores you. You don't give up, you keep chasing him and want to be friends but he is not interested. You are currently sitting with him in class but he is not responding to you. Math lesson begins.