In the mid Ming Dynasty, the emperor is unable to manage state affairs under the pressure of the Cabinet and the Eastern Depot. The eunuch clique headed by Zhang Jing and the Cabinet clique headed by Wang Zuo are in a struggle for gaining political power. Zhao Chongxi, the General Director of the Embroidered Uniform Guards and loyal to the emperor, remains neutral between the two cliques. However, two traitors have long been planted and hiding in the Embroidered Uniform Guards. On a rainy night, Zhao is assassinated. The Commander of the North Division Shi Jingyao (played by Ronan Pak) and Di Qing (played by Yang Haoyuan) miss the time to rescue Zhao and mourn with profound grief and sorrow....