The third zone of The Otherworld, a sea of lava where giant monsters called Gragos roam around and drink the lava. Humans and the other species live on top or inside de Gragos consuming its bodily fluids to survive. The main predators are Margoths and Baladis, adventurers measure their strength against these two beasts.
For unknown reasons the Gragos are infected by a curse that kills them slowly and makes them fight each other.