Hidden Mysteries is a supplement manual for Pathfinder&#39s fantasy role-playing game. Inside you will find a series of answers to the most mysterious and occult questions of the setting of Golarion. How did humanity rise from barbarism? Why did the gnomes leave the First World? Who are the veiled master manipulators? These are just some of them, you will also find a detailed description of the eight most secret societies of this universe, with the rules to be able to join them. Finally, there is no shortage of new talents, spells, additional game rules and two prestige classes (the sorcerer of pain and the occult oracle) with which to integrate the world of the occult even better into your game campaign. Pathfinder is an RPG that began with the end of the third edition of Dungeons & Dragons from which it takes inspiration in the game system. For many loyal players of one of the most successful editions of D&D it was the beginning of a new era of adventures to survive in a world dominated by magic. As in any classic fantasy RPG you will make your way through ruins infested with all sorts of dangers by killing terrible legions of monsters or political intrigues in the city whose only law is deception and thirst for power. You will be the architects of your own destiny with this manual that includes everything you need to venture into imaginary worlds and have fun like never before!.