Review Detail of OlwinMoriarty in DxD: I'm the Pillar of the Multiverse

This is fic you should not take seriously. Before you read, I'l leave some cliché aspects that the fic will have: Multiverse, dimensional room, system, and so on. By the way, I've read a Chinese novel where the heroines hear the protagonist's inner thoughts, and when I looked it up here on this site, I found a similar concept in a fanfc. So I wanted to add something similar to this fic