Having learned that she is suffering from terminal cancer, Kathryn convinces her younger brother Todd to take her for one last visit to a favorite childhood vacation spot high in the Sierra Nevada Mountains. Their visit is interrupted by an unseasonal blizzard that forces them to take shelter in the side of the mountain, where an unexpected encounter radically changes their lives.
Having learned that she is suffering from terminal cancer, Kathryn convinces her younger brother Todd to take her for one last visit to a favorite childhood vacation spot high in the Sierra Nevada Mountains. Their visit is interrupted by an unseasonal blizzard that forces them to take shelter in the side of the mountain, where an unexpected encounter radically changes their lives.