Origin of Heavenly Domain

A prosperous businessman, a petty bourgeoisie, suffered a sudden family change, his parents died, and his young wife passed away due to overwork. He had no special abilities, and he relied on selling coolies to support his young children. He hoped that the father and son could live a stable life in the bustling world. But the weather was unpredictable, and during the thunderstorm, an unknown foreign object suddenly lodged in the Dantian. As everyone knows, this thing is actually a great opportunity for the immortals in today's world to transcend... I was originally a mortal, struggling in the world of mortals... However, Yitian Lei unexpectedly changed his life a long time ago, subverting his understanding of the world!