Less about survival and more about death. Specifically, the different ways in which the handful of survivors from an oil company plane wreck deal with that particular subject after crashing into an arctic wasteland that also happens to be territory protected by wolves. Liam Neeson is excellent as the toughest and the most knowledgeable of the group. That doesn't mean he doesn't take a beating. It's grim, and works a little too hard at being existential, but I thought it was riveting. My bones stayed cold for a while after I saw it.