In a world where hostile nations wield magic in combat, twin sorceresses separated at birth and brought up on opposing sides of the war find each other. Together, they face persecution for using wild magic, fight against traitors and assassins, explore family secrets, and discover the hidden origins of magic itself. Above all, to protect their world, they must deal with ancient, powerful dragons that most people don't even believe exist.
In a world where warring nations use magic in combat, years ago young sorceress Aetria's untamed power caused a disaster on the battlefield. Temporarily banished and retrained, she's returned to the army to redeem herself as head of a company of novice mages. She uncovers a traitorous plot by her own commander, renews her bond with her "imaginary" childhood friend, and meets her long-lost twin sister. While also becoming a trusted friend of the commanding general of the army, Aetria unearths secrets of the true nature of the magic she and her comrades wield.