Jack Thornton has trouble winning at cards for the bet he wants to make it to the Alaska gold areas. His luck changes when he pays $250 a sleddog that is a part wolf to prevent him out of being shot through an arrogant Englishman led to the Yukon, to get Buck. En with Shorty Houlihan -- for opening the letter of someone else using a map of where gold is available, who spent some time -- Jack rescues a woman whose husband had been that letter's addressee. Buck helps Jack acquire a $1000 bet to get the supplies he or she needs. One night, and when Claire and Jack Blake furry friend Buck, palms signature.