Financial analyst Ma Yue accidentally traveled through the Three Kingdoms and became the third son of Xiliang warlord Ma Teng. Relying on modern knowledge and historical predictions, he reformed military affairs, monopolized salt and iron, promoted imperial examinations, and counterattacked from a proton to a powerful Sima. However, there is an undercurrent in the court, the nobles counterattack, Cao Cao is not dead, Sun Quan is looking at him, and there is a mysterious "star iron" that can corrode iron, stirring up troubled times...