Choi Sulli, a 18 years old girl has a very perfect life. She's as beauty as a princess with a very fashionable sense in her mind that helped her entering most prestigious fashion college in France makes her seems like she has no lack in her life. His rich boyfriend who's also her handsome brother, Choi Seunghyun's bestfriends sometimes worries about the fact that they'll rare to seeing each other since Sulli will go far away from her. Besides Sulli also worries that she'll leave everyone in her life soon. But then all of her plans are ruined makes her secrets revealed and even makes her life turned out unexpectedly. Moreover when suddenly a guy named Song Joongki come to her life brings more mystery and leads to her another secret. What's her plan exactly? What's her real secret exactly? Who's that person? Scandal, mistery, it will be cleared soon.