The Refiner's Grocery Store

What is the hidden purpose of the people behind the scenes spreading the system across the world? The reborn son is waging conquests in all realms, what kind of secrets lies behind it? Bai Bu woke up from under the abyss and roared for freedom! Mechanical civilization and gunners, rune technology and spell masters, super civilization and super users... This is the struggle between god-level civilizations in various dimensions! Monsters, elves, demons... Mechas, battleships, Gauss... This is a terrifying arena like hell! —— "I bloom in the abyss, like a flower in the night!"