Raised in the mountains, Jiang Xiaoqi has learned the skill of reading people from her master since childhood. Her master says she is the biological daughter lost by a wealthy family for many years, and the families of several brothers at home will face changes, urging her down the mountain to resolve conflicts. After returning to the Jiang family, she is kind and intelligent, relying on meticulous observation and unique vision to expose others' schemes, helping her family sort out various disputes, protecting the family's peace, and also meeting Fang Zhiyuan, who supports each other. The family puts aside their barriers, lives in harmony, and jointly manages a stable and happy life.