Young Zhang Dachuan returns to his hometown after working away and stays behind to help Han Mei, the boss lady of a pig farm on the verge of bankruptcy. By chance, he discovers a mysterious hidden realm in the pigsty and obtains a special spiritual power capable of nourishing livestock. Seizing this opportunity, he improves the farming methods and the quality of the pigs, overcomes one problem after another deliberately caused by competitors, and recruits fellow villagers to join the business. Together, they gradually revive the pig farm, build their own livestock-breeding enterprise, and steadily achieve success.