In the autumn of the 13th year of Hongwu's reign, Li Chengze was reborn as the son of Hu Weiyong who was caught in the case. He was branded as a criminal and became a refugee. The situation in the court is changing, the Jin Yiwei is wreaking havoc, his life is like a piece of grass, and he may be arrested and executed at any time. Fortunately, the brain-computer chip "Mingshu" was awakened and contained a database of Ming history and a skill system to help him change his destiny. With no roots and no power, he is frightened at every step. He has to avoid being hunted but cannot expose modern knowledge. Starting from a fishing village in Zhoushan, he used salt skills to make a living, made money through sea trade, and secretly made friends with key figures such as Zheng He and Xu Huizu. Predict the history, avoid the purge, layout Liaodong, strengthen the army with firearms, and quietly rewrite the fate of the Ming Dynasty. He endured dormancy, prospered the country through science and technology, opened up seas and expanded territory, and finally became the manipulator behind the times.