The crew remains in deep financial hole. Veteran miner "Dakota" Fred thinks he can turn things around and he cranks up production faster than ever before. But when things start falling apart, tensions mount and Harness can't keep his frustration in.
With the arctic winter looming, the crew races against the clock. Rain and thawing snow flood the mine and Jack puts his life on the line as the glory hole caves in around the massive 100,000 pound excavator.
The Hoffmans have to find gold and fast. The crew arrives in Porcupine Creek reinvigorated and in record time, they are on the gold. Just they celebrate their best clean out ever, "Dakota Fred" returns and drops a bombshell on Todd, Jack and crew.
The Hoffman crew heads north to the Klondike in a desperate bid to find a new claim and salvage their mining season. 16 year old Parker Schnabel takes over the Big Nugget Mine, while Dakota Fred fills in holes at Porcupine Creek.
Jack and Todd go head to head over how to set up their new claim. At Porcupine Creek, Dakota Fred rips out the wash plant and finds gold that he forced the Hoffmans to leave behind. At Big Nugget mine, Parker continues to hit pay dirt.
The Hoffman crew confronts the permafrost that lies between them & the gold. As the Dakota Boys set up their new wash plant, Fred pushes his son too hard and Dustin storms off. Parker faces a breakdown that leaves his mining season at a stand still.
A crew rebellion forces Todd Hoffman to dig test holes on the claim. The tension mounts as they wait to see if they're sitting on a gold-rich paystreak or about to go bust. Fred is forced to abandon mining as floods in North Dakota destroy his home.