The Cookie Jar is abuzz with activity. Hannah's all set to make sweets for the upcoming fair, judge a bake-off and assist a friend in his magic act. But all is not well in the tiny town of Lake Eden. Student teacher Willa Sunquist is found murdered with a key lime pie toppled over at the scene. The list of suspects runs around the block, and Hannah must sift through this motley assortment before the devious villain strikes again.