A dark and dangerous prison hole in the ground in the nation of Esmarr.
Prison crafted first as a city built into the canyon walls to man the mine by dwarves of a previous age. The city came after for trade and craft.
The shattering of reality breaks the walls between realities the world has already died and forgot to give in.The future is dead from the start.
The shattering connected the dead mine in the Deep to the monolithic catacombs, vast network of labyrinthine tunnels from long lost civilizations and the churches to the uncaring and angst filled godlings