Zhang Ergou relied on the mysterious yellow-skinned gourd to embark on the road to immortality, and gradually grew from a poor orphan to a landowner in Shekou Mountain with fertile land and elixirs. At the beginning of troubled times, he was cultivating people, accumulating resources, and practicing to become stronger. However, he accidentally discovered a mysterious cave deep in Shekou Mountain and met the weapon spirit girl Chang Ling'er. As the sleeping giant snake awakens, evil cultivators, the government and various forces come to visit one after another. Zhang Ergou, who just wanted to be a stable landowner, had to constantly escalate the battle between farming and cultivating to protect his land and family.
