From publisher blurb: Unable to gather information concerning the Trypus Academy's growing influence in the Great City, the PCs plot to return my baking a run through the Dungeon Under the Mountain. They seek to establish an underground safe-route to help others escape from the inquisitions, as well as gather intelligence against their nemesis, the Trypus Academy. Beneath the Shadowheart is an adventure for Season II of the Great City: The Sinking adventure serial. It was designed using the Pathfinder RPG system and intended for a group of 10h-level Player Characters