Meng Fuyao is the eldest daughter of the Meng family in Lanshan. She has been friends with Xue Ruoyang, the eldest daughter of the Xue family in Qingshan since childhood, and is engaged to Lan Xichen of the Gusu Lan family. Later, Meng Fuyao and Xue Ruoyang's families changed, and their families were exterminated. They had to disguise themselves as men and leave the family under aliases, becoming Meng Yao and Xue Yang.
Purpose: to make up for the injustice