Jessica Jung

19-year old who recently became a SM trainee. Her friends encouraged her to become an idol after she graduated from high school. She's loveable, accident-prone, idealistic, and hard to approach.

Kwon Yuri

24-year old SM dance instructor and music teacher. She's regarded as one of the best dancers in the entertainment business. Her experiences in the business have left her scarred and hardened. She has tunnel vision—she doesn't think of much besides her career goals. Others view her as ruthless, single-minded and cold.