The Inquisition descends into the shadows of Coscarla district! Edge of Darkness is an investigation-based introductory adventure for Dark Heresy. A mysterious death in a forlorn district of the vast hive city of Scintilla draws the attention of the Inquisition, and the Acolytes are dispatched to discover more. To expose the truth, the Acolytes must confront corruption, heresy, and betrayal. An introduction to Warhammer 40,000 Roleplay, the grim darkness of the far future. A set of basic rules are included to help players and Game Masters become familiar with Dark Heresy. Flexible adventure paths give your Acolytes numerous ways to succeed. The root of the heresy must be sought out and destroyed!