Let Me Be the Light in Your World

In a certain corner of the universe, there are two opposing worlds, called "heaven" and "hell" respectively. Jiang Shuying, a little prince of fallen angels born in hell, witnessed his home being invaded by angels from heaven and his relatives leaving him. After being sent to the human world, he met many lovely people who made his heart shine again. He competed with humans and angels. When he grew strong enough, he finally returned to hell, saved the disasters of heaven and hell, established the underworld, and became the king of Hades. It's just that those lovely people are gone...