Rules forbid Mike from entering her horse in an important race; Brian faces discrimination in a cooking contest.

It's Halloween and the residents of town are getting spooked by a vision of a man who mysteriously appears and disappears in various parts of town. Meanwhile, Dr. Mike receives a visit from Sully's deceased wife that causes her to rethink her relationship with him, and after talking with some friends at school, Brian starts to suspect that Dorothy is a witch.