This is the noxious fog realm that surrounds Mount Meru, hovers over the vast expanse of Plaith, and is in total contained by the Grand Firmament. This marks the boarder of the the lower realms and
What very little is known about this shrouded expanse can be observed from the outside. The alchemical components of this noxious space are both corrosive and toxic, and the depths of the cloudy realm remain unavailable to the archive. However the Alimarian peoples in their battling with the the Xexus pirates have made several excursions into their mysterious realm. The most they ever uncovered were the existence of many collections of fleets around suspended vapor mines, something that was long suspected. Based on the space references made by the Xexus to their harvesting operations in the area.