Posing as her twin brother in a boy band, a young woman wins the heart of her bandmates and fans, all the while searching for her long-lost mother.
Based on a famous tale of Korean folklore story about a princess of Nak Rang of Nangnang Kingdom and Prince Hodong of the Goguryeo Kingdom.
Jang Mi-ran has been widowed for the last 5 years after her husband died in an accident. She has four kids and is busy all day running a household. Fortunately, her husband's company, Saewang Constructions offered her a part-time job out of special consideration to her plight, so she was able to support her family.