After being sucked dry, exploited, and squeezed by his mother and brothers for a long time, Li Jianguo finally stood firm, separated the family, and moved into a dilapidated firewood shed with only his wife Chen Guilan and daughter Yaya to start over. Relying on his agricultural skills notebook and medicine-identifying abilities, he went into the mountains to gather herbs and connected with the county herb company, step by step leading his wife and daughter to eat and dress warmly, build a new courtyard, and also driving the fellow villagers to establish a traditional Chinese medicine cooperative. Facing the continuous scheming of his biological mother, younger brother, and mother-in-law, he counterattacked with evidence and rules, ultimately turning a bitter life into a prosperous one.