Everyone has memories of their first love, for Dongha, those memories are bittersweet. In highschool, Dongha has an unrequited love towards Sungwoo. Fearing the backlash and shame he will suffer if anyone knows that he is gay, he hid his feelings for Sungwoo. This is the story of Dongha’s first love, as he spends his days regretting to follow his heart. One day, he receives a novel from Sungwoo titled “Sorrowful Gyeongsang”. As Dongha starts reading the book, he gets transported in the novel’s fictional world and meets a different Sungwoo. Determined to not lose Sungwoo ever again, he plays along with the story of the novel but . . . Meeting his first love again in Gyeongsang era, will his unrequited love be fruitful this time?