The adventures of an unusual dog, part St. Bernard, part Scotch shepherd, who is forcibly taken to the Klondike gold fields where he eventually becomes the leader of a wolf pack. Buck is a dog born to luxury, but his life changes dramatically when he is sold to be a sled dog in the Yukon Terrority. He earns a reputation for his strength and courage, and is rescued from a series of bad owners by John Thornton, who teaches him to love. When John is...

1898, Alaska: John Thornton and his partner, Pete, make deliveries to mining outposts using a sled-dog team led by Buck, a prized sled dog that is targeted by crooked prospectors. Over time, Buck is increasingly drawn to life in the wild.

When a woman shoots a stranger at point-blank range by Auckland Harbor, it looks like an open-and-shut case. But the inquiry becomes anything but simple when investigator Alexa Crowe takes on the case.