The nation of Torwyn is run on the power of industry, and industry is run by the Guilds. Chief among them are the Hawkspurs, whose responsibility it is to keep the gears of the empire turning. That's exactly why matriarch Rosomon Hawkspur sends each of her heirs to the far reaches of the nation.
Conall, the eldest son, is sent to the distant frontier to earn his stripes in the military. It is here that he faces a threat he could have never seen coming: the first rumblings of revolution.