"There was that girl in high school, her name was Jen Ni. She was so beautiful, too beautiful. Most of the guys loved her. But no one could approach her. Indeed she had a particularity, she was innocent like a little child, and pure. That's why she was nicknamed "Angel".

So all of the guys decided to let Angel be anyone's and no one coudln't date her. Until that boy broke the rule,that boy was him, Kai."