The thirtheen years old Park Mila goes to her father in Paris to live there for a year. Not because she misses her father, but to make her dream of being a fashion designer true! En where can you do that better than in Paris? But Mila's cool looks don't make an impression on her new classmates. Her confidence reaches the lowest point when her boyfriend, Lee Woohyun, back in Korea breaks up with her. She tells everything that happened to her, to a boy who's a stranger to her, called Lee Taemin. Mila and Taemin are touring through Paris for a day and promise theirselves to make their dreams come true. Taemin wants to be a singer and Mila wants a job at Louis Vuitton.

But fast after that she gets to know that Taemin's dream already came true, and that he debuted recently after she went to Paris in an Idol group called SHINee. When Mila's classmates know that she knows Taemin, everyone wants to be her BFF. Mila tries to get contact with Taemin back again, but Idols are just unreachable as both a fan and a friend. . . Even when you're in love with them.

!! THIS STORY IS WRITTEN IN MILA'S POV !!