This 'double' issue includes 24 characters to be used in any way the GM sees fit; as NPC opponents, helpers or even emergency PCs for that player who turns up unexpectedly.
At the height of the Codominium, a Khuzan clan adapted part of an existing natural cave system for use as a hunting lodge. Each autumn, the Khuzdul would travel there to spend a month hunting; the rest of the time the site sat empty. It has remained hidden for more than a millennium.