Yuna, a lesbian, has been in unrequited love for Da-hye, a friend for almost 10 years since she was 17 years old. However, Da-hye is a heterosexual who likes men so much, although she never dated a man properly. The reason Da-hye never dated a man before is that all of Da-hye's crushes have come to like Yuna for some reason. Dahye kept her friendship with Yuna, and Yuna thinks she is very fortunate.However, after 10 years of unrequited love, we only get tired of love without promise. At that time, with the appearance of Joo-young, a lesbian friend who has been dating for the first time in 27 years, and Joy, the president of a lesbian business, who she met for work, Yuna is preparing to graduate from unrequited love and find new love.Looking at Yuna, Dahye's heart also changes