This is the kind of story where the MC is overpowered but tries to avoid attracting attention, makes some stupid decisions to create problems and then solves said problems by attracting all the attention.
So MC doesn’t think the guy deserves to die so he has to hide his identity? Muscles basically confessed to rape and murder and was pretty much caught in the act.
I'm not even sure what the shadow world is anymore. At first it looked like some random challenge they have to clear. Then it turned into reliving some obscure part of history that was forgotten but then devolved into history that isn't playing out like it actually did so we're back to doing...
Appreciate the translations from Leviatanscans but maybe they should just stop for at least a little while as a giant middle finger to some of the people in the comments.