In the midst of the season-ending storm, Emily plays chicken with Mother Nature, but may lose her diver in the process. Ken pushes the Myrtle to its max. Elaine proves herself to Vern by calling the shots.

Winter has come -- along with the thinnest, most unpredictable ice in decades. After three years, Shawn returns to diving under the ice in pursuit of the Tomcod claim. Kris tries to set up and mine in one day. Emily's dependable Claim 14 shocks her.