Lin Chen, a history college student, was unexpectedly reborn and became the only son of Lin Baoqing, the garrison envoy of southern Hebei during the war between the Beiyang warlords in 1913. Without the blessing of the system and no superpowers around him, he took his future memories and industrial knowledge with him and fell into this troubled world where the dragon flag fell and the five-color flag fluttered.
There are great powers on the outside, and foreigners are domineering in the concession; inside there are warlords separatist regimes, endless fighting, and the people are displaced. The wolfish ambitions of the Japanese island countries have already laid the groundwork in the Northeast, and the catastrophe eighteen years later is quietly brewing.