The arrival of spring finds the houseboaters recalling six months of a harsh winter. Meanwhile, Pike Mike attempts to move back to Great Slave Lake; Stephan and Allyce explore the wilderness near their new home; and Henry recovers from heart surgery.
Kyle and Peyton see a bear near their home, which makes them reconsider their living situation. Meanwhile, Stephan causes a fire that could have catastrophic consequences; and Pike Mike is in danger after falling into extremely cold water.
A truck sinks into the lake when the ice starts to melt; Stephan and Allyce try to save their boat from being crushed by cutting it free; Kyle needs a new way to get home after abandoning a snowmobile.
Molly installs a wind turbine during an ice storm with help from Stephan; Pike Mike's food supply and peace of mind are threatened by a lack of fish and a new neighbor; Ragnar takes advantage of harsh weather to find Canadian diamonds in a secret location.