SPOILER ALERT: the following article contains massive spoilers, including the ending. If you have not yet seen the movie, proceed at your own risk, or better, come back to this article later!
SPOILERS AHEAD
Infinite Storm Plot Summary and Synopsis
As an experienced climber (Naomi Watts) ascends Mt. Washington, she turns back before she reaches the summit as a huge blizzard approaches. But on her way down, she encounters a lone, stranded man, and takes it upon herself to get them both down the mountain before nightfall arrives and they succumb to the storm. Based on a true story.
Source: Wikipedia (CC BY-SA 3.0).