Li Mengyao, a Chinese language girl, is obsessed with Lu You and Tang Wan's poignant love. With the help of her AI researcher boyfriend Feng Ziqiang, she accidentally travels through the Southern Song Dynasty and transforms into Tang Wan's personal maid Yu'er. She witnessed with her own eyes Lu You and Tang Wan being beaten into pairs by feudal ethics, but she also met the talented Feng Wenqing on the way to the dowry. The two became connected through poetry and fell in love at first sight. However, the identity gap and family obstruction stood in front of them. They fled for love, but accidentally fell into a rift in time and space and came to the Ming Dynasty.
In the strange Ming Dynasty, the mysterious relationship between Feng Wenqing and Feng Menglong gradually surfaced. Yu'er and Feng Wenqing were writing love history notes, sticking to their true intentions amidst the turmoil in the literary world, while resolving old family grudges, and continued to grow in the tide of the times. From the mist of the Southern Song Dynasty to the storm of the Ming Dynasty, Yu'er carries the mark of modern civilization and realizes her own transformation amidst the ups and downs of her destiny.
When she tries to return to the Southern Song Dynasty to change history, what kind of waves will it cause? And can modern Feng Ziqiang follow the clues of time and space to uncover the mystery of this love that spans thousands of years? A love that spans time and space and a legend of female growth are all in "One Love, Two Lives".
