Young mining gangster Chris McCully challenges Mr. Gold's dominance. Wise guys Kris and Andy prospect. Don Vernon faces health issues. Made man Zeke creates a palace on the ice. A pregnant Emily leaves Jane in charge of the operation.

Chris McCully continues to pose a serious threat to Mr. Gold. Vernon and crew are plagued by mishaps. The Kellys wait for a game-changing piece of gold mining equipment to arrive. Shawn competes in Nome's biggest snowmobile race.