A social programmer with a double degree in Modern History + Engineering, the soul of Zhao Chen, the last prince of the Northern Song Dynasty (the eldest son of Emperor Qinzong of the Song Dynasty, was only 10 years old during the Jingkang Rebellion, and was kidnapped and died tragically in the north in the original history).
Crossing node: In the winter of the seventh year of Xuanhe, the Jin soldiers marched south for the first time. There was only more than a year left before Bianjing was defeated in the second year of Jingkang, and only a few months left before the Jin soldiers came to Bianjing.
It is not a fairy tale, it does not create things out of thin air, or use supernatural force. It only does information processing, logical deduction, technology transformation, resource planning, and strategic prediction.