From publisher blurb:
At the instigations of the Trypus Academy, the Lazarites initiate a brutal inquisition of various churches in their search for mysterious items secreted away by an aged priest of the god of mysteries. In order to aid their newest ally, Blood Senator Vulgrax, the PCs must infiltrate the inquisition, find the priest, retrieve his mysteries, and if possible save the man's life.
The Skullfire Inquisition 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 7h-level Player Characters.