User blog comment:Alica123/Misadventures In Wikia Hell: City Banter Part 4/@comment-1874176-20120331174337/@comment-2208586-20120331175013

Not working together. Demon is a spinoff, you can read MIWH without having to read Demon (you will be as informed as the Wikians are in the story, which is enough to understand everything in the end). This is the only crossover. xD