Big Donny's senior drivers battle each other in the far North, while his most junior races to a hydro plant that can't restore power without her. When a competitor ups his game, Donny discovers his 'hotshotting' empire is under attack.

Dave and his daughter Alyssa struggle to recover a vintage ore cart from an abandoned copper mine; Angela struggles on what should be an easy job, and Dale goes on an epic hunt for furnace oil for Donny's shop.