1. LEE HONG BIN - He had fallen in love with a girl who was being his friend since elementary school. He didn't dare to express his feelings because fear he would be rejected. But the way he never give up to keep watching her and hoping her will be him.

2. PARK JI YEON - She is a girl that Hongbin love. She didn't aware about Hongbin because she looked him as her friend. At the same time she was be friend with her college's senior, Zhou Mi. She closer with Zhoumi because she was being part-time model at the same company with Zhoumi when both them still in college.

3. ZHOU MI - Handsome model, Jiyeon's senior and bestfriend. He always take a good care of Jiyeon because he really want to have a younger sister like Jiyeon; good girl,polite and easy going to be friend. All people watching both them likes a couple included Hongbin.