Krystal / Soo Jung She is a poor girl that is always bullied by those popular girls. She also has a crush on Myungsoo Best friends : minhyuk and sulli ( after some time ) Sulli  She is basically a popular girl which her dad's friend is krystal's dad. Her dad said that he and her mom needs to go to England to work for a year so she needs to adapt to the living enviouroment with krystal and her dad. Best friend : Krystal mi

They WERE lovers just once but they let a silly mistake make them split. They never see each other again and also never talked until one day something happened and lead her to seeing him...