In the great walled city of Isara, political turmoil ignites a rebellion one hundred years in the making. But when a legionnaire falls in love with a Magistrate's daughter, their love will threaten the fate of the city and the will of the gods.

Luca Matius has one purpose—to carry on the family name, maintaining its presence in the Forum once his powerful and cruel uncle dies. But his noviceship with the city's Philosopher places him in the middle of a catastrophe that will alter the destiny of his people.

Maris Casoeria was raised amidst the strategic maneuvers of the Citadel's inner workings, and she knows what her future holds—a lifetime of service to a corrupt city. But her years of serving as a novice to the last Priestess who possesses the stolen magic of the Old War has made her envision a different kind of future for the city. When she meets Luca, a fated chain of events is set into motion that will divinely entangle their lives.

As a secret comes to light and throws the city into chaos, Luca and Maris hatch a plot to create a calculated alliance that could tip the scales of power. But when an execution forces Luca to become the symbol of rebellion, he and Maris are thrown onto opposite sides of a holy war. As their fates diverge, they learn they are at the center of a story the gods are writing. And even if they can find their way back to each other, there may be nothing left.