The Shattered Tower Wilde Justice, Book 8

Justice of the Arcana Council Sara Wilde has dedicated her life to protecting the world's most vulnerable members of the psychic community. But as an ancient enemy of the Council closes in, inciting the Shadow Court and its followers around to deadly action, there's no way to avoid a world-changing war.
Worse, this final battle not only threatens millions of innocent Connecteds, it has the potential to destroy everyone close to Sara. The Magician, the Devil, the Fool, Death, the Moon, Judgment-no one is safe. Even as Sara realizes how much she has come to love her found family, she knows she could lose them in a blink of an eye.