In the sixth year of Zhenguan, Li Shimin's rule was first established, and the world was initially settled, but hidden worries still existed - the Guanlong family monopolized official careers and resources, the remnants of Turkic tribes disturbed the borders, the livelihood of the people at the bottom was in need of improvement, and the factions in the court were beginning to appear (the Xianchen faction vs the aristocratic family faction). There were many famous ministers, but there were still gaps for promotion from poor families. A graduate student in modern Sui and Tang history who is proficient in agricultural technology, basic chemical engineering, ancient laws and regulations, as well as basic engineering and simple medical knowledge. He has a calm and resilient personality, knows how to adapt, and has a sense of family and country. He is good at using modern thinking combined with ancient rules to solve problems. He has no ability to defy nature and relies purely on knowledge and strategy.