While investigating complaints in the ranch country of western Montana, government employee Susana Kader is run off the road by a bizarre glowing horse and rider. She's afraid someone's trying to scare her away, but she's much more frightened when she realizes it's not a human. It's a ghost cowboy on a phantom horse. Following a strange glowing rider to a remote portion of the High Paradise Ranch, foreman Reede Munro finds Susana stranded...