The Eternity Cure by Julie Kagawa
She has done the unthinkable: died so she might continue to live.Now Allie, the reluctant teenage vampire who was cast out of Eden, and Zeke, the human boy who loves her, must attempt to save the world from a deadly new strain of plague. In order to do so, they must first hunt down the monster who holds the promise of the cure and Allie s beloved mentor in his sadistic grip....

The Iron Traitor by Julie Kagawa
 After his unexpected journey into the lands of the fey, Ethan Chase just wants to get back to normal. Well, as “normal” as you can be when you see faeries every day of your life. Suddenly the former loner with the bad reputation has someone to try for—his girlfriend, Kenzie. Never mind that he’s forbidden to see her again.

Talon by Julie Kagawa
To take her rightful place in the Talon organization, young dragon Ember Hill must prove she can hide her true nature and blend in with humans. Her delight at the prospect of a summer of “normal” teen experiences is short-lived, however, once she discovers that she’s also expected to train for her destined career in Talon. But a chance meeting with a rogue dragon will soon challenge everything Ember has been taught.

Legion by Julie Kagawa
After witnessing a powerful sacrifice, Ember Hill knows that nothing she was taught by dragon organisation Talon is true. About humans, about rogue dragons, about herself and what she’s capable of doing and feeling.
In the face of great loss, Ember vows to stand with rogue dragon Riley against The Order of St. George and against own twin brother Dante – the heir apparent Talon, who will soon unleash the greatest threat dragonkind has ever known.