In Alaska, the storm of the decade pounds the Dalton, sending the truckers' hauls into chaos. After her demotion from heavy haul status, Lisa is determined to deliver her load through the blizzard. But as a whiteout descends, she's blinded and unable to see oncoming vehicles, sending her into danger. Dave attempts to retrieve the pipe load he was forced to abandoned due to extreme weather. But as conditions worsen, will he go without a paycheck yet again? In Canada, Hugh and Rick head into the most remote terrain of Ontario. Without any road signs to guide them, they wind up lost on the edge of the winter road.