影(yǐng )片根据(jù )泰·加(jiā )涅发表(biǎo )的的文章《高处:雪地里的脚印引发(fā )了一场(chǎng )温情救(jiù )援》(High Places: Footprints i n the Snow Lead to an Emotional Rescue,暂译(yì ))改编,讲述了母亲、护士兼登山爱好(hǎo )者帕姆(mǔ )·贝尔(ěr )斯的故(gù )事,当她独自跋涉华盛顿山,被暴风雪困住时(shí ),她遇到(dào )了陌生(shēng )的登山者并为其展开了一场大胆的营救。