Xu Chen is transported to a prehistoric tribal civilization in the matriarchal clan stage. For survival, he transforms into a rope maker, basket weaver, potter, and house builder. With the spirits of legendary figures like the Three Emperors, Five Emperors, Cangjie, and Dukang possessing him, his inventions and innovations are endless, and the tribe develops by leaps and bounds. Worried about marrying poorly, he decides to take the initiative, using his skills to unify the surrounding tribes, cultivate land, build cities, and struggle in the wilderness. He eventually rises to become king, leading humanity to advance from the matriarchal clan stage to feudal civilization. To showcase his achievements, he writes a diary documenting each success, leaving it behind in this barbaric land.