In an industrialized Equestria, the three tribes have driven themselves to destruction by ice, gunpowder, and attrition. The apocalypse came with a whimper, centuries in the making, but there's hardly any survivors left suffer.

Far into Equestria's future, the familiar history of the land is barely understood. Perhaps the Nightmare won, and Stars know if there was ever a Living Sun that tread the earth. Everything has regressed, but one young conscript is there for the end.