From publisher blurb: This is a starter adventure for characters of any level. It is intended as a companion to Sandy Petersen’s Cthulhu Mythos (Pathfinder compatible), as it introduces mechanics and features of the book in an easy way for GM and player alike! Sandy Petersen’s Cthulhu Mythos is the most comprehensive guide to including Lovecraftian elements in your Pathfinder Roleplaying game, written by the author of the groundbreaking Call of Cthulhu RPG, and developed primarily by James Jacobs (creative director of Paizo) and David N. Ross.