Dun Yu, the eldest princess of the Chi Kingdom, was brave and good at fighting, and she was known as General Lian Zhen. This is something everyone in the world knows. But when the country was in crisis, her father issued an edict to marry her away to another country. Ten miles of red makeup, the future is uncertain. The person who came to intercept the marriage was none other than Shen Tujing, the prince of Shengguo whom she regarded as her enemy. He is not only an enemy, but he is also Dun Yu's only support. She fought for him in all directions, helped him fight for power, and was willing to be a pawn in his hands, just waiting for the opportunity for revenge. Beneath his apparent obedience, Shen Tujing knew that she was a woman he could never tame in his life. Disputes among the seven kingdoms, national hatred, and human relations, which one is more important? As they fall in love with each other and kill each other, how should Dun Yu strategize and rule the world?