Mountains and Rivers Destroyed Song Dynasty

In the autumn of 1036 AD, during the reign of Renzong in the Northern Song Dynasty, a strange case occurred in Kaifeng Prefecture. The military deployment plan was stolen. The general guarding the border, Yang Yanzhao, Marshal Yang Liulang, was ordered to return to Beijing to assist Kaifeng Prefect Bao Zheng in investigating the case. On his way back to Beijing, he was assassinated...