Fallen (The Djinn Wars Book 3) by Christine Pope
Continuing on where Taken left off, Jessica has become more courageous and determined. The few Djinn and their chosen are at war with the survivors. The only was to survive is to activate the device that will weaken them, but create a barrier to protect them. Knowing the barrier will not last forever, they continue to search ways to survive.
When rougue Djinn break through, the only hope is Jace. Would you sacrifice your true love so others will live?
Loaded with so many twists and turns, this will not disappoint. If you have enjoyed the first two, you will be pleased with this one.