McKinley is a malamute who is the leader of the dogs in his town. Suddenly his orderly life changes as a wolf comes to town to lure dogs off into the wolf pack. An Irish setter tries to maneuver himself into the position of leader of the dogs and McKinley's human pup, Jack, considers joining the wolves. The story is told through the eyes and thoughts of the dogs. This is a suspenseful tale of adventure, betrayal, and struggle.