Over 600 pages of detailed campaign setting, NPC profiles, timelines, and branching narrative paths.
This campaign is notoriously lethal. Encourage players to use the PDF's character creation guides to build backup investigators in advance.
I need to check for consistency in the story's tone and themes. Ensure that the masks have a mystical aura, and the entity's influence is felt through subtle horror elements. The ending should be ambiguous or grim, typical of Lovecraft's style. Also, include some academic or historical references to add depth, like mentioning Lovecraft's works or other mythos elements.
A free 96-page Handouts Pack containing maps and documents for players is available at Chaosium on itch.io .