该影片讲述了小镇青年阿布和城姑娘骆瑶一见钟情，之后两人约定在木屋之约共结白头的故事

好的从小在贡嘎雪山下长大的农村男孩阿布在小镇上一直都是一个独立独行的存在，平日里他自己经营着旅游区的酒吧或者在空闲时间会给来此旅游的人们作为向导。原本阿布过着平静的生活，但是在一次篝火节目当中偶遇了来镇上旅游的骆瑶。对于骆瑶来说无论是长相还是身材都堪称完美，在领略了海螺沟的个贡嘎雪山的魅力之后，两人渐渐地暗生情愫。然而在分别之前阿布为骆瑶定下三年之约，将会在贡嘎雪山下修建一个木屋为两人的爱情定下一个约定。阿布身边的朋友都开始为阿布的梦想做出各种支持，在不同地方两个轨迹完全不相同的人，最终通过一段故事走在了一起。

The film tells the story of Abu, a young man from a small town, and Luo Yao, a girl from the city, who fell in love at first sight, and then they agreed to marry each other in a wooden house

Abu, a rural boy who grew up under the Gongga Snow Mountain, has always been an independent existence in the small town. On weekdays, he runs a bar in a tourist area by himself or acts as a guide for tourists who come here in his free time. Originally, Abu lived a peaceful life, but during a bonfire show, he ran into Luo Yao who was visiting the town. For Luo Yao, both appearance and figure are perfect. After appreciating the charm of the Gongga Snow Mountain in Hailuogou, the two gradually fell in love. However, before the separation, Abu made a three-year agreement for Luo Yao, and will build a wooden house under the Gongga Snow Mountain to make a promise for their love. Friends around Abu began to support Abu's dream in various ways. Two people with completely different trajectories in different places finally came together through a story.