The campaign goes full circle! Only a few of the original team survived from their initial investigation of a murdered priest, but after a long and harrowing journey, they have returned to the Pearl of the Orient. Now they know what the cult to the Crawling Chaos plans, at least to some degree, but can the heroes find the location of their secret lair? The occult is not the only threat – gangsters, spies, revolutionaries, and corrupt cops also pose a risk. Furthermore, the Yithians have received what they want – without their aid, the investigators are in more danger than ever. Will Shanghai swallow up our stalwart fighters of the unknown? Find out as the last chapter of Masks begins!