Gifted singer Ju-yeon had to give up music due to the hard realities of life. One day, her world is turned upside down when her father receives a terminal diagnosis. Since her father's final wish is to see her sing on TV before he dies, Ju-yeon resolves to return to the stage, joining up with her brilliant guitarist and friend Seung-gi to form the band “Butterfly Effect”.
Gifted singer Ju-yeon had to give up music due to the hard realities of life. One day, her world is turned upside down when her father receives a terminal diagnosis. Since her father's final wish is to see her sing on TV before he dies, Ju-yeon resolves to return to the stage, joining up with her brilliant guitarist and friend Seung-gi to form the band “Butterfly Effect”.