In the land of yellow sand, anti-Japanese patriots chased horses and wandered here, and opened an inn to chat for the rest of their lives. The enemy's daughter, Bai Lu, fled here with a treasure chest. New and old grudges, God-given opportunity, could have been eliminated quickly, but faced with the anti-Japanese secrets entrusted in the chest, for the righteousness of the nation, she chased the horse and gave up hatred, endured misunderstandings, and protected her with her life. , Finally fulfilling the unfulfilled dream of serving the country.