A greenhorn's life hangs in the balance as the Summer Bay crew scrambles to steal one of their own from the Sea's icy grip. Saga and Cornelia Marie battle colossal waves of the supermoon storm, while Mandy tackles her first haul in extreme weather.

A severe arctic gale batters the fleet, forcing captains to fight extreme wind and waves. For the second time, a greenhorn's life hangs in the balance on the Summer Bay. The Saga crew seeks shelter at St. Paul, where tidal forces snap Jake's anchor.