Cydonia (Book 4 - Windfire Series‪)‬

Jensine, Hunter, and Josh arrive at Cydonia, Valencia's secret commune of hybrid soldiers in training, only to find themselves face to face with a hybrid army primarily comprised of teenagers. Jensine focuses on getting Hunter and Josh to help her gain the trust of these young warriors to learn about their powers. Yet, Josh is torn. Pepper has been out of touch too long and he must decide to either stay or fly to Boston to make sure she is alive.

On the run from The Great Order Royal Guard, Atlanta and Gray head to New York City. To avoid capture, they deviate from the original plan and decide to stay with friends in Manhattan. However, Valencia has an ace up her sleeve and Atlanta doesn't travel as unnoticed as she believes. Worse yet, Vampire Sickness is looming over her. Can she avoid the loss of her soul in time to find Jensine and bring her safely home?