Pathfinder: Runescars #2

The Pathfinder heroes take on the dreaded Hellknights! Having identified the serial killer stalking Korvosa's streets, Seoni and her friends must undertake their most foolhardy quest yet-sneaking into a Hellknight fortress! Once inside, they'll need to battle devils and infernal traps in order to search a wizard's workshop for clues. But infiltrating the stronghold of a knightly order powerful enough to enslave devils will prove anything but simple... Battle and brimstone overflow in this sinister adventure from Pathfinder co-creator James L. Sutter (Pathfinder Hollow Mountain, The Redemption...