Sig must act quickly as heavy ice entombs the Northwestern. When Keith's Australian greenhorn challenges his old-school command, a culture clash erupts. Hellbent on earning an ownership stake in the Titan, Jake hauls pots at a blistering pace.

Sig strikes gold raiding Keith's hot spot, but when a line snarls his wheel, he must call his rival for help. A rogue wave knocks out Rick's electronics, forcing Bob to take the helm. Harley breaks in a new co-captain, only to break down at sea.