C313 The Hidden Dragon in the Abyss

Niflheim, in Norse, like the Mist Country.

Although the middle-aged man's fog didn't disperse, it was different from the Underworld of Heim, which was full of dead people. There was almost nothing active in Niflheim. Rustling sounds came from the depths of the fog, not stopping for a moment. It seemed to be reminding the people who had broken into this place that this place was very dangerous