@David Lima Hi, thanks, is not that one, but I'm reading it too, the one I was looking for is Absolute Dominion cuz I lost the link, my bad cuz is not related to Nano machine. 😅
Comment by Mumyeong on David Lima
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@Mumyeong There is one more,though it hasn't been adapted to a manhwa. It's still a novel,but if you wanna read it,The name is Invincible Mumu