The Watery Way.
The seventh level of Castle Whiterock is a series of water caves that can be traversed via boats or magic.
Derro in the employ of the Bleak Theater man an outpost
here to funnel slaves through the caves and down
below. A minyad druid, Vulgaris, supplies customers with
a variety of poisons and fungi. ( This is where Gruckilstack got his dusts…)