The four Korean sisters, Mira, Remi,Lyna and Julie, live and live happily in the city of California, their girls lived with their two kind-hearted Korean parents who owned the music show until they both died in a plane crash, just after they turned 16, the Four sisters dream of becoming K-pop singers, but their careers are different. Mira,Remi,Lyna and Julie dream of being a K-pop called Color Hunters, but in the end, the two girls wanted to become a K-Pop singer, following in the footsteps of a K-Pop singer. All three sisters must be able to pursue their dreams and named their band the Bad Girls Demons.