Character 

Sulli: Lived five years abroad, decided to live with her father after the divorce, cheerful and charismatic girl, her best friend is choi minho, met from small, but sulli afraid he still hates her. Today is 21 years old and entered the University of Seoul.

Minho: cruel, manipulative, and quite a playboy, nothing remains of him who knew minho sulli, became arrogant, sulli after he left, he believes that she was looking for jonghyun. Today is 22 years old and a student at the University of Seoul.

Jonghyun: Friend of sulli, he was in Korea for a scholarship abroad, coincidentally met sulli abroad and became good friends. Return to sulli to continue studying at the University of Seoul. Currently has 22 years.

Yuri: ex-friend sulli, sulli always envied the friendship minho when he learned that it would sulli, minho told to go and find sulli Jonghyun and broke her friendship with Sulli, Minho current boyfriend, Today is 21 years old.

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