Is the decaying Victorian mansion on Crabtree Hill really haunted? Identical twins Chris and Susan Pratt decide there's no time like Halloween to find out. Then another mystery arises: what to do when they both fall for the same boy. A third mystery: how to make the annual Halloween Dance special. The girls encounter unexpected tricks and treats as they cleverly solve all three mysteries. Young Adult Fiction by Cynthia Blair; originally published by Fawcett Juniper