A 29-year-old single woman! Become Hyangdan in Chunhyangjeon of the Joseon Dynasty! The ordinary protagonist, Mo-rae Lee, wondered if she should be in a relationship, but the uncomfortable gazes around her bothered her, and her friends also got married one by one. On a gloomy night, while reading her mobile novel, 'Gwanghallu Romance', which is said to make her love come true, she opened her eyes to the Joseon Dynasty! Lee Mong-ryong? Everyone knows Lee Mo-rae not as Chun-hyang, but as her maid, Hyang-dan... A story that seems to flow differently from the existing Chunhyangjeon. The strange relationship between the two families and the secrets of Mongryong and Bangja are unknown. In the Joseon Dynasty, the only smartphone to rely on is a strange choice like a dating simulation game. What kind of romance can she, who was her mother's solo mother, find in the Joseon Dynasty?