This romantic comedy chronicles the life of Mirae, who has always believed that her life would be better if she were born more beautiful. After she goes under the knife, she comes out looking like the beautiful woman she has always dreamed of becoming. She feels ready to take on the world for the first time, and she falls madly in love with Seok, the perfect man. Except Seok hates people who get plastic surgery.

A man named Shin Woo regrets letting his first love go ten years ago because he didn't have the courage to confess. However, he gets the chance to win her again when he travels back in time, and this time he's armed with the knowledge that she liked him back then too. Unfortunately, he has a pretty strong competitor: himself from ten years ago. The present Shin Woo and the past Shin-woo engage in a fierce rivalry to win their love's heart.

A part of the Three Color Fantasy trilogy, the drama focuses on a girl, Nan Hee, who believes she is ugly. After falling for a handsome guy, she uses a family ring with the power to appear beautiful to the boy she likes.