I am a Hundred Refinements to Become a God, Many Sons and Many Blessings

Jiang Linfeng, possessing the body of Luo Zheng's brother-in-law, awakens the "Many Children, Many Blessings" system, gaining rewards such as cultivation level and physique upon having offspring. He and Luo Yan begin by having children with the cultivation level of the tenth level of the Innate Realm, but he hides his true strength. He follows Luo Zheng to venture into the Qingyun Sect and fight in the Central Region, befriending beauties such as Xi Youqin. With the power of the system, he protects his relatives and friends, fights against the demon race, and ultimately becomes a legend on the continent, bringing prosperity to his family.