On the cusp of king crab season, a massive new boat helmed by a renegade captain discovers the crab are all in one spot. As the fleet races to find the quarter billion-dollar hoard, captains battle each other and the Bering Sea to claim their share of the bounty.
Atop the king crab super swarm, full pots boil over into conflict as young guns Sean and Jake join forces to set down Sig. Keith and Harley reignite a decades old rivalry, and Sean faces the long arm of Alaska law when crab in his tank come up short.
As the first arctic storm arrives for the fleet, Saga's deck boss takes a knife to the ribs. Josh and Casey's record setting haul gets interrupted when one of the deckhands finger gets tangled in the coiler. Capt. Bill makes one last attempt to motivate his lazy greenhorn.
While Mandy is in the Captain's seat all by herself, a freak accident strikes the Northwestern. Josh plots a new course on the Cornelia Marie while Casey is sleeping. Things get dark on the Wizard when the lights go out and Harley's launcher snaps at the worst moment possible.
The biggest waves of the season shake Jake to his core as a dangerously shifting stack threatens to capsize the Saga. Sig and Mandy haul in angry seas. Josh and Casey gamble on quota. Greenhorns face tough love, but not all captains believe in the old school ways of training.
The Bering Sea takes a brutal toll on captains and crew. Wild Bill calls the Cornelia for help. Jake confronts a disorderly crew, forcing his toughest decision yet as captain. Josh mans the helm as Casey makes a risky ship-to-ship transfer in high seas.
In the winter season premiere, the coldest weather in nearly a decade threatens to crush hulls and freeze the sea. Monte must fill his tanks fast to get home to his ailing father, while a shocking mishap leaves a Hansen family member grasping for life.