Lin Xuan, the last descendant of the country's mysterious department "Bureau 749", carries a top-secret USB flash drive containing modern technology and metaphysical knowledge, and travels back to the troubled times of the Republic of China, which is a fusion of Hong Kong zombie movies.
When the scientific fire of materialism ignites the mysterious and mysterious Taoism, what kind of road to heaven will he burn in this Republic of China where demons are rampant?
