On Thayria, the brutal Sarasinian League dominates. Yet beneath its arrogant façade, decades of corruption, neglect and incompetence have left it weakened and vulnerable. Even as its subject peoples yearn for freedom, the League, preoccupied with violent expansion, shows astonishing complacency in the face of impending revolt.

Against a backdrop of relentless bloody battles, a provincial governor chooses a path that could change the course of history. A group of military cadets faces an increasingly dire future. And a jaded research assistant sets out to recover an object of immense power and dreadful consequence.