Zhang Xiaoman, a modern-day office worker, travels through time and becomes an ancient county magistrate's adviser. Using modern business strategies, he creates an adoption-based farming support model. While solving bizarre cases, he helps ordinary people increase their incomes and makes up for the grain shortage in the county granary, ultimately achieving a win-win outcome for everyone. This satisfying tale of people's livelihood explores the clash between traditional small-scale farming mindsets and modern business thinking, as well as the personal growth of someone who once wanted to coast through life but learns to change reality through knowledge.