This book is about witches who are bald and constantly wear wigs. They are always itching at them, though trying to keep it under wraps by trying to hide the itching and scratching they are always doing. Their nails are long but they are covered by gloves, it seems they try to hide all their faults but they have a lot of them. They are toeless but their feet are big and broad. They live in England and have their eyes on a new boy who just moved into town because his parents had died in a tragic accident. He lives with his Grandma and is warned by her about these women who are seemingly nice but are actually cruel; they trick him by candy, and it turns out this is a secret plan that the witches plan to have the candy cursed and want to use the candy to turn all the "horrid" children in England into mice. They figure out that the boy has overheard their evil plan and use him to test out their candy and he himself becomes a mouse. Throughout the story the boy, still a mouse with the help of his grandma use all of their smarts to defeat the witches and their evil ways, and their evil plan to turn all the children into mice.