 When dog trainer Judy Weston (Grace Bradley) crashes her plane in the Canadian wilds, one of her dogs (Shadow) rescues her and her servant but another canine (Smoky) escapes and is found by thieves who train him to raid fox farms. Judy, is cared for on the Freeman Fox Farm by father Rod (Michael Whalen) and son Billy (Darryl Hickman) but Shadow is accused of being the fox raider.