With a massive storm about to hit Nome, Shawn and Ken push their operations to the brink to get one last score in. Emily gambles on untested ground. Kris battles bad attitudes. One dredge pushes too far into the storm, forcing its crew to abandon ship.

Shawn confronts his dad for the sake of the family operation — to disastrous results. Emily brings her father aboard The Eroica. When Veron loses a diver, he turns to an unlikely replacement — his daughter Elaine.