After rising temperatures close the ice roads the drivers are stranded and praying for a freeze. When a blast of arctic air reopens the ice roads it's time for the drivers to put the pedal to the metal. But be careful for what you wish for as newbie Steph Custance falls victim to severe icing and winds up in a ditch. Meanwhile, Lisa Kelly, Art Burke and Todd Dewey are about to see if newly opened ice crossings are really ready for their big rigs.