A Super Godly Male Protagonist with Super Powers

The male protagonist, a descendant of the Celestial Tribe, left the earth when he was young and could survive in any environment. He lived alone on the moon for ten years. Now that he is twenty, he suddenly wants to return to the earth for a walk, so he accidentally becomes a savior. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.