On the day he was sentenced to death, Xie Yuntang backhand presented the enemy's military ration map, which shocked the court. Prince Shen Zhaolin accepted the offer silently, while the powerful minister Lu Mingzhao was furious. She carries the memory of her past life, knows the art of war, secret Taoism, and even secretly possesses a military pay account book that can rewrite the fate of the country. The imperial censor Zhou Yanqiu was willing to risk his life to testify for her, the enemy spy Xiao Yueniang was willing to slaughter all the enemy's food for her, and the imperial physician Jiang Suining secretly prepared the medicine for her terminal illness. When the whole court begged her to become emperor, she looked at the beacon fire outside the palace wall - the real war had just begun.