Superstar's Backup Dancer

The ambition of Kang Hyejin is not big. She never wishes to be so famous that the whole country or world knows her. She just wanna be a dancer who can perform on the stage and an actress who can act. To her, the world of entertainment is so troublesome. The star cannot live their life according to what they wish for. They cannot date as they wish, cannot eat as they want. Therefore, for 3 years she's just not setting foot in any permanent career in the entertainment industry. She's just floating around the third rate entertainment industrial line. Finally, after learning dancing for 2 years, she got an acceptance notice to be in the dance crew from one of the dance studios that she applied to 3 months ago. However, after a few days of practice, she got select as the idol's dance partner. What most surprised her was she was the dance partner for one of the popular idols of the year! How will she cope up with this situation? What will happen when she experiences the thrill of performing on the stage with the audience below shouting and screaming the name of the performer?