The Knights of the Black Sword seek assistance: an abandoned mine in a remote ice field contains treasures untold, and the Black Swords need hearty adventurers to help them claim it. Intel suggests that duergar were the last inhabitants; what could they have been mining that would bring them to the surface? And why does anyone who goes near later turn up frozen in the snow, frostbitten and mad?

Body horror, arachnophobia warning