Aubrey has lost the use of her arm in the battle against Tempeste, and casualties from the battle are still crippling the School’s troops. In the search to find a cure, a journal belonging to a former Daughter of the Wilderness is located, giving them new hope for victory. However, this new plan is dangerous, and it puts Aubrey herself at more risk than ever. Aubrey and her friends must learn to rely on each other more than they ever would have thought possible, as the battle with Zephyra builds towards a final, deadly confrontation.