The female general Xiao Qing traveled through time and became a peasant girl after her family was wiped out. She changed her appearance and joined the army, becoming a female general in the country in ten years. When she brought her army back to the capital for revenge, the emperor who had killed her whole family knelt at the city gate: "My dear, I have been waiting for your sword for ten years." However, the road to revenge has never been smooth. There are undercurrents in the court and murderous intentions in the harem. The old enemy has become a powerful regent, and the deputy general who betrayed her back then is now the Marquis of Zhenbei with a heavy army. As a woman, Xiao Qing traveled between the court, the military camp, and the rivers and lakes, and every step she took was a dance on the tip of a knife. Not only does she want revenge, but she also wants to protect the people she cares about in this troubled world and uncover the shocking conspiracy from ten years ago. Who is the real pawn in this revenge?