In 1637, the protagonist Liu Yan traveled to Lingshanwei, the Beidu Division of Shandong Province in the Ming Dynasty, and became the general flag officer of a Huolu Dun (Dapandun) under the jurisdiction of Qianhu Xiahe Village in Lingshanwei, starting his journey to the late Ming Dynasty.
Liu Yan relied on his familiarity with history and ability to base himself on the Lingshan Guard, and began to farm, organize and train new armies, build firearms, fight fiercely against bandits, resist the Qing army, and finally control the Ming Dynasty by himself, defeating bandits internally and destroying external forces. Tartars, create a prosperous and great cause!