The Halloween pageant is coming up and Jake and Jenna both have starring roles. Jake's not that excited about dressing up in an orange T-shirt and pretending to be a firebrand (whatever that is), but he is excited about the prospect of finding out just what happened to Old Ma Morgan. She was a crazy old woman that the villagers accused of witchcraft centuries ago, and from the spooky goings-on in Bensbury the twins think that her ghost is out for revenge...