Wu Zhijie is a child abandoned by his parents. Grandpa Wu bought it from a human trafficker and took it home to support his daughter-in-law. However, his adoptive parents died for no reason. When he found his biological parents, they refused to recognize him. In addition, Grandpa Wu was seriously ill and required a large amount of hospitalization for treatment. In order to repay the kindness of raising him, he was forced to become a son-in-law. He was laughed at by people from all over the country as a fool. He accidentally obtained the medical code of the divine pesticide king and the supreme mysterious magic power. From then on, he started farming with divine water, saved people through the pharmacopoeia, and eliminated hegemons by force, and started a new life. By building beautiful mountain villages, setting up factories, running education, running hospitals, etc., We will lead the villagers on the road to common prosperity. In the end, true love is won back.