Kim Jaekyung is the best friend of Chen. She was always there when he had a problem and he was always there when she had a problem. But after two years of separation, she sees Chen again. She was a changed woman. But what happens when Chen fell for her? What WILL happen when the other EXO members fall for Jaekyung too? Will she choose or will she keep her heart of pure gold locked up in unbreakable chains?All Rights Reserved