'9 Muses of Star Empire', a year-long chronicle that follows a journey of an all girl pop group '9 Muses', portrays the every-day life of nine girls, relentlessly pursuing their dreams in a world of jealousy, betrayal, and scandal. '9 Muses' is an emerging girl group, aspiring to perform on a national stage and gain world-wide fame just like millions of others. For that, the girls have decided to set everything aside and live as one of the Muses for 'Star Empire'; the entertainment company which created and coordinated every move. What's the price they must pay for their dreams?