电影《七十七天》是以探险作家杨柳松77天孤身穿越羌塘无人区的真实事迹为蓝本创作。电影中，在生活里迷失了自我的男主徘徊在雪域高原独闯无人区，影片女主身体残疾仍然乐观面对生活，她让他坚定了去尝试世人眼里无法完成的无人区奇幻探险之旅……两个非常状态下的真实人物，真诚、勇敢的面对命运选择挑战，不懈的追寻着内心最初的梦想与真正的自我...影片在节奏、画面、张力上会给观众强烈的视觉冲击，让观众跟随主人公经历一场无与伦比的探险之旅。

Trapped near the summit of K2, the world's second-highest mountain, Annie Garrett radios to base camp for help. Brother Peter hears Annie's message and assembles a team to save her and her group before they succumb to K2's unforgiving elements. But, as Annie lays injured in an icy cavern, the rescuers face several terrifying events that could end the rescue attempt -- and their lives.