Tiffany Hwang is the most popular girl in school.  She's so powerful and wealthy that people that are below her are scared to talk to her.  She's a player and dates any boy that she finds cute or attractive.  Also she bullies people that are below her or bother her in anyway.  What will happen when a little shy girl that she always bothers gets in her life and changes her preference for love.  Her best friend is Jessica Jung.

Kim Taeyeon is a girl that doesn't have a lot of money but tries her hardest to support her mom.  She has been bullied by Tiffany Hwang since the 8th grade. She never told her mom because she doesn't want her to be worried.  Her only best friend is Kwon Yuri.