This is the fast-moving, poignant story of Jack, a gallant Belgian sheepdog, a champion from the moment he first opens his eyes. Jack will steal the heart of every dog lover in the land as he grows up and becomes the swift, dependable right arm of Tom Eqing. High among the moors and streams of Scargill Croft, Jack pursues foxes, rushes into salmon streamns, flushes otters, stalks poachers and enters into the magical world of show ring competition under Tom's master handling. Together they are a team bound by an almost tangible bond and renowed throughout the dog handler's world.