The citizens of the gnome enclave of Whistledown in distant Varisia are being kidnapped by malevolent creatures that stalk the night. You are sent there by the Pathfinder Society to see if this sudden surge of vile activity is linked to the rumors of a hidden tomb near Whistledown that holds the body of a famed Osirian concubine. Can you save the town of Whistledown from certain doom and find the lost tomb of the ancient concubine?