When the moon casts eerie shadows over the haunted crossroads in Massachusetts, Trooper Tom Fallon and Captain Elton, lawmen with a brotherly bond, strive to protect their town. Old Nancy and her cat, Satan, weave the town's tale of strange deaths and ghostly laughs. The atmosphere is thick with dread.

In a Massachusetts town, elderly Nancy, an old witch, and her cat Satan talk quietly about crossroads haunted by the ghost of Goody Fairfax. Sergeant McGee and Trooper Halley work with doubtful Captain Elton to patrol the streets while they try to solve the mystery of police officers dying for unknown reasons.