Old story, adapted from the son of Zhao Yuan Geng's eldest wife Li Danyun (Li Danyun's brother had no son, so he wanted him to be included in his mother's family tree, so he asked him to dress up as a boy since he was a child, and actually went to serve as a soldier. For some reason, he entered the family tree, so he wanted to find his biological brother to compensate his father.
Intent: Tielihua fan