Seek The Traitor's Son - Veronica Roth

Elegy Ahn did not ask for destiny to find her. She is happy with her life as a soldier, defending her small country from the Talusar, a powerful nation who worships a deadly Fever. A fever that blesses half of its victims with mysterious gifts.But then she’s summoned to hear a prophecy–her, and the most ruthless of Talusar generals, Rava Vidar. Brought face to face, they learn that one of them will lead their people to victory over the other…but they don’t know which. And at the center of both of their fates: a man.A man that, Elegy is told, she will fall in love with. In just one day, Elegy’s old life–her job, her purpose, and her future–is over. She and Rava are destined to collide, with the fate of their nations hanging in the balance.And when they do, only one will be left standing. Elegy intends to make sure it’s her.