Im Jinah and Kim Taeyeon , they were bestfriend and became rivals because of their past . only jiyoung who knew about the reason cause she's their bestfriend , she wants them back like the old day , she knew that they still cared to each other . luckily the entered in different school so they won't end up fighting everyday  . Both of them are the baddest female and have a lot of girlfriends , and included in the rogue class at their own school .  and there Kim Ju

TaeYeon is an ordinary girl who just back from japan and luckily the day she arrived , she met her favourite girlband "girl's generation" . and she was take their picture from afar because the crowd that made her hard to approach them . when she was to take the last picture , her ultimate bias 'tiffany" was looking and smilling at her camera . their eyes met and their love story is begin .. ------------------------------------------------------