影片根据泰·加(jiā )涅发表(biǎo )的的文(wén )章《高处(chù ):雪地里的脚印引发了一场温情救援》(High Places: Footprints i n the Snow Lead to an Emotional Rescue,暂译(yì ))改编,讲(jiǎng )述了母(mǔ )亲、护士兼登山爱好者帕姆·贝尔斯的故(gù )事,当她(tā )独自跋(bá )涉华盛(shèng )顿山,被暴风雪困住时,她遇到了陌生(shēng )的登山(shān )者并为(wéi )其展开(kāi )了一场大胆的营救。