Lan Tian, ​​a graduate student of the Agricultural University, travels across the Three Kingdoms. Without a golden finger, he rises by farming. Scientific planting makes the people eat well, and scientific planting makes the people eat well. Xiaopei, the chief agricultural minister, and the gold medal mentor Lan Ziyu. From misunderstanding Liu Bei's benevolence, to Helping him fight for the world, Lan Tian gradually got to know the first founder of the Three Kingdoms. Liu Bei had him, and the army no longer had to worry about food. With him, Guan Yu, Jingzhou was impenetrable, and Lu Meng failed in backstabbing. Liu Bei: I have Lan Tian better than ten soldiers Wan. Zhuge Liang: Lantian’s talent is no less than Liang. Zhao Yun: How should I put it? In fact, Lantian has a deep understanding of human nature. Liu Chan: Uncle, do you miss Shu?...Everyone thinks that Lantian is an unworldly talent. He alone thinks that he is just a mediocre farmer.