When special soldier Shen Tuo opened his eyes, he became the son of a criminal general who was sent to the frontier. On the way to escort, three thousand cavalrymen were filled with murderous intent, but he stepped on the shaft of the carriage and took out a crossbow with a sneer: "Today, I will teach you what the real rules are." Half an hour later, the cavalrymen knelt down and shouted "Master". From then on, he took the remnant soldiers, the daughter of the guilty minister Su Juan, and the surrendered general Zhao Wujiu to farm, train troops, and make weapons in the wilderness, turning the imperial court's place of exile into a land of iron barrels. When the secret message from the capital spy flew back, he was standing at the top of the city, looking at the hundreds of thousands of enemy troops on the opposite side, and asked with a smile: "Surrender, or fight?"