The Keefer brothers awaken to a frozen tundra. With over 8 miles to cover and no oars, the brothers are forced to trudge their way through shallow water and barren earth as they head downstream in search of they second cache.
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Dropped into harsh conditions with limited resources, the brothers face new challenges that wreck havoc on their bodies and minds. Conflicts arise. Tension runs high. But Chris and Casey must adapt to them.