In order to find out the injustice of her father and brother and clear the family's reputation, the heroine impersonates her brother as a woman and joins the military camp. With her extraordinary military talent and strategy, she rose from a frontier soldier to a young general with great success, and started a cat-and-mouse game with the male protagonist of the Jinyiwei who was responsible for investigating her status as a "fugitive". From testing each other and fighting to the death, the two were forced to join forces to fight against foreign enemies and traitors in the court. In the end, the heroine became famous all over the world as a woman, achieved a legend, and revealed the shocking truth about the injustice of her father and brother.
