The kids continue an epic survival trek by leaping off of a cliff and following a wild river. Cold and wet, after losing all of their supplies in a set of rapids, they discover just a single match waiting on the opposite bank.

A challenge to move fire across open water and build a shelter from items found while beachcombing exposes deep divisions in the final three. While Colin and Jade excel with every challenge, Ian struggles to keep up.

Ian, Colin and Jade are dropped far from shore into the frigid waters of Lake Huron. With just their survival suits they must spend the next 24 hours alone in a life raft. Battling cold, wind and waves takes each to their breaking point.

As dawn breaks the kids find themselves beached on an uninhabited island in Georgian Bay. With a storm approaching the kids must lose their sea legs and prepare three unique signals for Les to locate them and ultimately get them rescued.