In the eighteenth year of Wanli, Zhang Juzheng, a famous official of a generation, has passed away, and the young Wanli Emperor has begun to assert his authority. At the same time, Jurchen in Jianzhou, Liaodong has gradually grown, while Li Chengliang, who guards Liaodong, has entered his twilight years. Modern agents Wei Gang accidentally traveled to this time and space, so this time and space gradually became different from the original one.