Information Dimensionality Reduction Strike: the Prophecy System's Way to Conquer the Nation

At the end of the Northern Song Dynasty, a clerk who was guarding a warehouse accidentally got a strange book that could predict the future. He tried to save the country by "spoilers", but found that every time he revised history, the script would be rewritten. When the prophecy is no longer reliable, he must use his own mind to fight against the chaotic world that is about to get out of control.