Beautiful dresses, extravagant parties, international travel. Rachel Kim is at the peak of her career. Girls Forever is now the number one K-pop girl group in the world, and Rachel's own popularity skyrocketed after her fashion went viral and attracted the attention of famous names in the fashion world. Rachel's life is filled with colorful glamour and the fans who adore her. Rachel shines brilliantly. The only thing missing is love but Rachel is determined to follow the rules. In her world, falling in love can make a person lose everything. There came Alex. The man made Rachel tempted to forget her vow not to fall in love. Alex doesn't just have charming dimples and an intelligent sense of humor. The man is confident in Rachel's future---in music and fashion. However, the higher we fly, the harder we will fall. And when she was betrayed and her world was destroyed, Rachel eventually had to listen to her own heart.