From publisher blurb: Skeletons have been attacking the Shadn Valley. Cave of the Bone Lord is an adventure module for the Micro Chapbook Roleplaying game system set near the mountain village of Shadn Valley in the region of Hellick Water. It is the first volume in the Bone Lord Chronicles story arc. Thus, this adventure may be played on its own or as a part of the larger campaign series of books. It may also be played in conjunction with other Micro Chapbook products and genres. This book includes the basics of the rules for you to play the game. No other books are needed for you to enjoy this adventure!