New-mother Mandy returns to Sig's wheelhouse but as heavy ice builds on the Northwestern, she reckons with the risks the family is taking. Jake unveils a new super pot to stake his claim in the unforgiving cod derby as winter weather blindsides the fleet.

Keith recruits Johnathan to intercept a Russian trawler fishing illegally in US waters but the situation intensifies when the Time Bandit crew spots a missile streaking across their position. Bill and Sean fight to defend their pots from rogue trawlers.