Kim Taeyeon developed a crush on Kim Jaejoong, her sunbae whom she met in a strange situation and who has been annoying her forever. She has been contemplating on how to confess to him (it has taken her forever) when she found out that her bestfriend, Tiffany Hwang, has been dating him

  Changjo has been rejected again. It's not a new story. Every body knows how unlucky he could get with the ladies. He has been turned down for the 40th time ever since he and his friends started high school. Most of the time

                          Kim Jaejoong, a happy-go-lucky college student who has a smile that can captures everyone's heart, met Kim Taeyeon and he can't charm her with his smile. He then follows her around and tries to understand why she won't fall for him or his famous smile.

Yuri was asked by her twin sister Yoona to be her and to be in her world for a while ..and she needs to keep everybody from doubting her. KWON YURI