\"I don´t know that you have done anything wrong,\" Miss Hepplewhite said. \"But it is possible that you have done something rather dangerous.\" William and Susie thought they were just playing a game when they cooked a witch´s brew in the old barn andsaid a spell over it, but Martha was not so sure. And indeed, the three friends soon learn that they have called up something dark and evil out of the distant past...
