该影片着眼于厦门基础交通设施建设，将地铁隧道施工场景及工人与地面之上的城市基础设施建设及普通人的日常生活做对比。影片以一位隧道盾构机的主司机为主人公，通过记录该工人的日常工作与生活情况，展现现代城市基础设施建设者身上的工匠精神，揭示出城市大发展背景下，基础设施建设者的工匠情怀。

The Film looks at infrastructure development in Xiamen, China. In the film, the current tunneling and construction of the Xiamen subway and the life of a construction worker on these sites, is contrasted with the already existing above ground development, infrastructure and ordinary life in Xiamen. The film looks at a driver of an underground tunnel drilling machine and uses his story to gain an understanding of the spirit of craftsmanship of a construction worker in the bigger picture of infrastructure development in Xiamen.