Mana Mutation Apocalypse

What is time? What is space?
The APOCALYPSE marked the beginning of the end of time, the beginning of despair, destruction, and death, and the beginning of the end.
A young man named Williams leaves his home planet in order to prevent it from being completely destroyed. with his harem, exploring the depths of the cosmos and discovering long-buried truths. They learned that there was much more to what they initially believed to be a simple, random APOCALYPSE.
Will this young man raise his head and face the supernatural or would he stay an underdog for all time, hated by the world, oppressed by the gods, and afflicted with the pangs of lose?

Trust me, it's gonna worth your time
[Also this is my first novel so the first 50 chapters could be a little disorganized but bear with me as it gets better]
Love you all