He is the youngest member of 2pm, but he is always joked that he is the most mature member. He laughs it off every time, and only he knows the reason...
She is a teacher at a language school and has been in China. She recently returned to South Korea due to a job transfer.
He and she were childhood sweethearts. She went to China when he was preparing to debut, but he had no time to save her. Can everything happen again now?