You and your closest friend slowly lowered yourselves in grimy humid depths of what you whiffed as an old sewer. Not exactly sure where it could lead but knowing that it was likely be better then crossing that old bridge.

The Sewer is an old damp place with a fetid smell that permeates it's pitch black tight corridors. Things skitter in the dark beyond sight.

For those new, here is the start of the Dungeon of Change series: Darkwood

Generally recommended to start there to understand the lore a bit more and the character Anton Goebel.