She was the leader of the girls. He was the leader of the boys. He hated her, she him.  Everyone knew her life story- or at least, they thought they did. That is until, Wonwoo himself saw the truth. He found it amusing, wanting to make her feel humiliated for the time she embarrassed him front of everyone. He wanted her to feel the same feeling. But then, he started to know more about her and those same feelings returned.  She trusted him with her secret.