Miyu went to Seoul, South Korea to study so as to look for her older sister who went missing two years ago. One day Miyu met Hana who was a famous plastic surgeon and they become friends gradually.Miyu increasingly sees her sister in Hana. Hana also becomes attracted to Miyu, but Hana lives with her same-sex partner Hyoshin who felt jealous of Miyu and stays away from Miyu.