Kim Jun Hee, a member of the immensely popular five-membered band, Indigo AREA, has suffered setbacks and deep wounds, and now her boyfriend, the vocalist, suddenly announces that he is leaving the band. The story depicts the process of Jun Hee escaping from her narrow world of values, regaining her music, and becoming a strong "human being," while also finding the connections that are essential ...

Sora and Umi (both played by Lee Tae-kyung) who were born to a Japanese father and a Korean mother and raised in South Korea. Sora now lives in Shanghai and works as an illustrator. When she meets a Japanese guy named Mochizuki, they become close. This is when her sibling Umi visits. Umi was born inter-sex and had undergone gender reassignment surgery to become a woman. Umi encourages Sora and Moc...