It is an adventurous coming-of-age novel that combines social reality satire and light comedy style with history traveling through farming style. The story of a father and son who are modern social animals accidentally traveled to the late Northern Song Dynasty. In Hanzhong, where tyranny, gentry and bandits were rampant, they relied on agricultural knowledge and historical foresight to start farming, doing business, and taking imperial examinations from scratch, and finally established a foundation of survival and growth in the troubled times.