In 2003, “SARS” quickly and fiercely spread to entire China. Everyone was afraid, staying home like their lives were stopped. Fu Zhen, a senior girl who is desperate for unrequited love, has a lively and strong, but lacks a survival instinct. A Hong Kong engineer, Mao Mingji is disappointed in love and has a dull personality. They travel to the "utopia of the heart" - Tibet. They began to heal and realize their journey of dreams.

本片讲述1954年慕生忠将军带领部队两次向西藏运粮，过沼泽，遇土匪，越高山，抗缺氧，狂风冰雪，肆意狂虐，终于到了拉萨，却损失惨重，二万八千头骆驼几乎全军覆没。慕生忠将军萌发修筑青藏公路的想法。他的想法得到了彭德怀和周恩来的支持，修路队在修路过程中遇到各种困难：驼工闹情绪，修路资源短缺，气候环境恶劣，战士饿死，修路工生病等等，慕生忠将军用他坚定的信念和智慧，最终克服各种苦难，仅用了七个月零四天，在世界屋脊上修建了全线2100公里的青藏公路，为西北人民和藏区人民带来无限福音。

女孩（窦靖童 饰）独自来到拉萨旅行，而一只被供奉的“七彩神虾”意外改变了她的所有计划。女孩决定独自驾车穿越半个中国将神虾送归大海。一路上，她遇到了形色各异的人和事，回忆、梦境与幻觉也断续涌现在她眼前。最终，放虾之旅以意想不到的方式落幕，女孩也抵达了她内心最隐秘的世界。