Before and after the Ming Dynasty, the Jurchens in Jianzhou rose rapidly, the domestic military power declined, land annexation and natural disasters continued to be turbulent, and the struggle between the country and the country became more intense, and the dynasty was precarious. At this time, the emperor was obsessed with carpentry, and eunuchs killed ministers with fake hands. Who can explain the reality... an unlucky traveler was hanged by the natives; a small civil servant who should have died did not die, the butterfly effect is surging, and where will history go.