Twins Swap Husbands, She Becomes Empress

After being rescued from the countryside at age fourteen, Xiqingwu is manipulated by her mother Zheng and her younger sister Xingtong, forcing her to marry scholar Song Yunhe while Xingtong takes her place as the consort of Crown Prince Xiao Ji. Following the prince's demotion and Song's success, Xingtong and her mother force Xiqingwu to switch husbands. Heartbroken, Xiqingwu agrees, stays by the prince's side during his hidden rise, and is crowned Empress after he ascends the throne. Together, they govern the nation with light taxes, promote agriculture and medicine, and establish a golden age that becomes a legendary tale. Meanwhile, Xingtong, after marrying her cousin, becomes arrogant and loses favor, ending up isolated and living a miserable life.