Qi Xiao, a modern eighth-level fitter, was accidentally involved in a time and space vortex by a mysterious blue light while repairing high-speed rail equipment, and traveled to the prosperous age of the Tang Dynasty. At this time, the Tang Dynasty was prosperous on the surface, but undercurrents were surging. The border wars were tense. The court urgently needed to upgrade military equipment and people's livelihood technology, and conflicts among the people were frequent due to resource allocation issues. The arrival of Qi Xiao will inject new vitality and power of change into this era.
