As Ava contemplates starting over, she recalls being left to the tender mercies of the orphanage. The Sister Warriors suit up for a dangerous mission.

Secrets are revealed and a Sister Warrior mysteriously returns to the fold as Ava and her allies attempt to keep a sacred object out of the wrong hands.

The Order and their allies prepare for a showdown against Adriel at his new cathedral, but learn their adversaries have been making plans of their own.

After an intense battle, Ava's halo saves a life, while one of Adriel's followers has a crisis of faith. Camila finds herself behind enemy lines.