Im Yoona:Popular but not aware of it. She’s a true beauty but living in simplicity.She’s bright and intelligent.Seohyun’s bestfriend/room mate. Seo Joohyun aka. Seohyun:Cheerful and wise student.  Smart and bookworm type.She loves sweet potato so much!Yoona’s BFF/room mate.  Xi LuhanStudent council’s president.  Appears to be cold as he is the President.Sweet when it comes to his friends and his ex-girlfriend.Extremely popular.Kris’ best buddy.  Wu YiFan aka. Kris:Band leader. Bad ass playboy is what others see in him but girls are still crazy about him.Serious when he falls in love.Playboy Kingka.Luhan’s best buddy.