Characters:

Kim Taeyeon

A girl who come from a rich family. She was living in another place before moving to Seoul and transfer to SoNyuh High School (a fake girl school of course). She transfered there because of Tiffany, her childhood crush and her fiancee now. She still loves her now and it has been 12 years since she last seen Tiffany. She is a girl with a cold look, no smile, no expression on her face. As soon as she appeared in school, all girls fell for her, well not exactly. She put up a strong image causing everyone to stay away from her. 

Tiffany

A girl who comes from a rich family too but she has a total different personality from her fiance, Taeyeon whom she is not familiar with at all. She thought Taeyeon was familiar but somehow, don't know why. She always has a smile on her face and her eye smile doesn't fail to melt everyone's heart. She is in love who she has known for 10 years but not her fiance. But as days go on, she realises what is love and she falls for another...

Jessica

A girl who is cold outside but hot inside. She was sent by Taeyeon to take not of Tiffany because Taeyeon has to leave because of her family. But she never knows that she fell in love with Tiffany and she doesn't know what to do because she is stuck in between the both of them. Little did she realise that her best friend, Sooyoung actually has a crush on her but she only treat her as a friend but as days go on, like Tiffany, she falls for another...

Choi Sooyoung

A very cheerful girl who always smile. Has known Jessica for 12 years. She has a crush on Jessica but dare not tell her cos she knows Jessica is in love with Tiffany so she held back her feelings. She knows the secret of Taeyeon and Jessica but did not tell Tiffany. A very sensible girl who always protects her friends especially Jessica. When Jessica is in trouble, it's always her who helped her get out of those situation. Will she be the key to the change of this relationship?