From the Introduction: In the remote and forbidding valleys west of the Anchorhold, above a forgotten pass through the mountains, floats a fortress. Since the end of the Age of Magic it has defended the pass, belching lightning, its secrets protected. The strange treasures of the Cloud Bastion of the Dzanetume Peak-Lords are a prize reserved for the cleverest of robbers. You are not the cleverest of robbers.