In the context of the Niu-Li party struggle, Li Yuanyuan, the daughter of the prime minister, met and fell in love with Jia Yishan, a scholar from a poor family. Faced with partisan opposition and conspiracy obstruction, they used Hongdou as evidence to make a private decision for life. After experiencing the ups and downs of officialdom and border wars, the two adhered to their ideals and true feelings in the political whirlpool, and finally transcended partisanship and found a peaceful home in the south of the Yangtze River, creating a love legend in troubled times.