In 223 AD, the first year of Jianxing of the Shu Han Dynasty, seventeen-year-old Liu Chan succeeded to the throne. Yiling's new defeat left the late emperor Bai Di alone, and the whole country was in mourning. The new ruler was young, and Zhuge Liang took sole control of the government. However, there were internal and external troubles: Cao Wei's attack, Soochow's betrayal of the alliance, and the rebellion of the four Nanzhong counties. The treasury was empty, the people's livelihood was exhausted, and the Yizhou nobles were alienated. Lin Yan, a modern young man who knows the rise and fall of the Three Kingdoms, time travels and possesses a 20-year-old civilian scholar in Chengdu. He knew well that the Northern Expedition of the Shu Han Dynasty would end in vain, factional imbalance, and the weakness of the successor. He was determined to rely on his thousand-year foresight to wait in hibernation and join the court to reverse the fate of the Shu Han's destruction. Part of the timeline will be advanced, 100,000-word rookie works