The whole realm prizes martial strength, and its people are fierce. The land is split in two, with warlords carving up their territories and fighting without end. There is no prosperous Tang Dynasty familiar from later history, only rival powers lurking beneath a turbulent surface. So what is Li Haoran, a graduate of a modern military academy, to do after transmigrating into a Tang world completely unlike the one recorded in history? And what sort of waves will he stir in this world?