A fragile peace in the magical city of Daevabad is shattered by internal strife and an encroaching external threat. Nahri, now embracing her heritage and power as a healer, finds herself caught between the warring factions of the djinn court, while Ali, exiled and struggling with his own burgeoning magical abilities, uncovers a dangerous family secret that could destabilize the entire kingdom. As a new century dawns and the djinn celebrate, a formidable power from the north prepares to unleash a devastating storm upon Daevabad.

The Kingdom of Copper is widely praised for its intricate world-building and compelling character development, building upon the foundations of its predecessor. Readers are drawn into the complex political landscape of Daevabad and the personal struggles of Nahri and Ali as they grapple with their destinies and burgeoning powers. The narrative skillfully balances epic fantasy elements with intimate character arcs, creating a rich and immersive reading experience. The novel is noted for its escalating stakes and the introduction of new threats that promise a thrilling continuation of the trilogy.