Unseen Masters: Modern Struggles Against Hidden Powers - Bruce Ballon - Bog

Three mini-campaigns set in modern New York State lead investigators through serial murder investigations, madness, and into the middle of an ancient conflict between bitter rivals. Along the way investigators will be aided by mysterious allies, face the Cult of the Sacred Light and the Black Brotherhood, and confront immortal horrors beyond time and space. These three scenarios can be combined to form a modern NY state campaign.