In the last years of the Ming Dynasty, natural and man-made disasters occurred, and the empire was in turmoil. Although Emperor Chongzhen tried his best to govern, it was difficult to turn the tide from collapse. At the same time, outside the pass, Hou Jin's iron cavalry, led by the heroic leader Huang Taiji, was watching; inside the pass, Li Zicheng's peasant army was igniting a prairie fire like wildfire.
At this moment of fission in history, three young people with different backgrounds were carried forward by the torrent of fate: