After sacrificing his life, special forces king Xiao Zhan transmigrates into the body of a sickly peasant suffering from tuberculosis in ancient times. Armed with a survival and protection system, he must raise five children who have lost both their parents on his own. With the family dirt-poor, a landlord demanding repayment of loans, and ruthless servants coming to snatch the children, he uses special forces wilderness tactics to set ambushes and drive off the enemies. He clears wasteland, cultivates fields, gathers medicinal herbs, hunts, and unexpectedly strikes it rich with pearls. He builds houses, acquires land, improves crop varieties, and stockpiles grain. While dealing with troublemakers in the village and excessive taxes and levies, he protects the five little ones as they grow up safely, building a family fortune and carving out a stable livelihood amid the chaos of war.