Publisher's Synopsis
When brother and sister, Alex and Sophie, stumble upon an ancient cottage on the moors, they meet a strange old woman. She is dressed all in black, has a black cat and a big, black cooking pot - but she couldn't be a witch, could she? Soon the children are caught up in a terrifying fight against evil, forced to use all their courage and ingenuity in a desperate battle of wits. This is a thrilling new adventure story set on the mysterious, magical Yorkshire moors, where the forces of darkness gather, threatening to destroy the world!