C600 Underworld and Hell

This world was clearly different from the one on the back. Whether it was the strange-looking humans or the time between here and that place, both were places that made people feel weird. Therefore, it was normal for people here to not know of the Underworld.

Yun Feixue said, "I've never been to the Underworld either, but I'm guessing that it's a world even more terrifying than hell right now