Eun Kang is Ba Da's lifelong friend of 20 years. She helps Ba Da, a jewellery designer, by doing odd jobs for her. When Eun Kang's boyfriend, Tae Ki, whom she had been taking care of for four years, passes the civil servant exam, Ba Da and her husband, Cha Won, take Eun Kang and Tae Ki to a luxury vacation house to celebrate. However, Eun Kang's hidden desires slowly begin to show. (Source: Viu)