From the publisher:
MADNESS STALKS THE LAND
Insanity has struck the citizens of Rassilon!
Unable to cure the afflicted souls with herbs or magic, the cult of Eira hires a band of hardened adventurers to investigate the source of the insanity. From a village of fools to a more serious menace driven into the abyss of madness, the heroes must follow the path of lunacy and risk their own sanity. Only then can they truly to descend into madness and face the true cause of the problem -- a problem that has done nothing but think itself into insanity for five centuries.
This adventure also includes an appendix looking at the business of healing in Hellfrost.
Descent into Madness is a fantasy adventure for the unique Hellfrost setting for the award-winning Savage Worlds RPG system.