The three korean triplet sisters, Remi, Myla and Julie, live and live happily in the city in California, thr girls lived with their two kind-hearted korean parents who owned the musical concert until both died in a plane crash, shortly after their 18th year old birthday, the three sister have dreams of becoming k-pop singer, but the careers are different. Remi dreams of becoming an actress, Myla has a dream of being a popular chef, but in the end, the two girls wanted to become a K-Pop singer, following in their footsteps sister, and Julie dreams of becoming a kpop singer. All three sister must be able to pursue their dreams and called their band Sissy.