Arkham Horror LCG The Scarlet Keys Campaign ExpansionStrange disappearances haunt the city of Arkham, Massachusetts. With each object, building, or person that vanishes, they are erased not just from physical existence, but from history and memory as well. Only you remember or so you believe. Soon, your investigation unravels into an international conspiracy, and you are recruited by a shadowy government agency whose sole purpose is the collection and research of paradimensional implements they call