Torrential rains hit the Klondike and Parker and Rick battle to save their mining operations from being flooded out. Tony sends son Mike on his first voyage as Captain on his tug the Kid Commando.

Rick Ness and his Dad, Rick Senior, battle together to open a new cut. Parker is struggling with mechanical breakdowns and one of his crew suffers a terrible injury. Tony races to dismantle the final sections of his million-dollar Dredge.