Winter Moon - Dean Kootz

In a lonely corner of Montana, Eduardo Fernandez, the father of McGarvey's murdered partner, witnesses a strange nocturnal sight. The stand of pines outside his house suddenly glows with eerie amber light, and Fernandez senses a watcher in the winter woods. As the seasons change, the very creatures of the forest seem in league with a mysterious presence. Fernandez is caught up in a series of chilling incidents that escalate toward a confronation that could rob him of his sanity or his life or both.