Sung Hyo is training at the SM Entertainment  for 5 years since she was 12. Now that she's 17, would her dream of being a famous singer come true? She was raised as an orphan at a foster home. And its the first time that she wants to accomplish something. Until, the SM Entertainment had an experiment. A boy band will have a new member. The boy band is Shinee, and that new member is Sung Hyo. There will be twists and turns in her life.