Before they can track down an errant copy of Gustav Strobl''s Witchcraft and Demonology, Hellboy and B.P.R.D. agent Susan Xiang are sidetracked by a beset housewife''s pleas for help. Unraveling the mystery of an unwanted house guest may lead the occult investigators right to where they wanted to be, but also right into demonic danger. Celebrated writer Mike Mignola and longtime collaborator Chris Roberson bring you yet another hit Hellboy one-shot, with art by the extraordinary Laurence Campbell and colors by Dave Stewart.