There definitely is a part of fakeness, and putting on a front that u see in idols, vtubers etc putting on a persona also YouTubers are doing it more often to get more views. Making drama, faking reacts etc
There's another manga with a similar premise but the MC is so traumatize that he doesn't realize he's struggled so hard to stsy alive that he became godlike. He's more depressing but the vibe is so much better than this. Man accidentally became a streamer
I think I've read that one the dudes woman cheated and her boyfriend tossed him out and he was like s ranked, one of best on country, getting taken advantage of. Is that the one u mean
Helps a young woman who's starting out get through the dungeons