Unsurprisingly, the tunnels became a refuge for those fleeing captivity. A similar trend continues today. The "Undercity," as some call it, is home to the diseased, the insane, to criminals, and even the dead—unwanted corpses are often discarded here by murderers and lazy undertakers.
Darktown's slums makes Lowtown look pleasant in comparison. The foul miasma known as chokedamp clogs and swells in every corner of the Darktown, creating a poisonous mist. Its sewers are a dangerous place. The walls are damp, slick, and coated with phosphorescent lichen. The sewer is a maze, and one foolish enough to enter is not likely to be heard from again.