The stakes have never been higher than in the final installment of Magisterium from the bestselling powerhouses of Holly Black and Cassandra Clare.Callum Hunt has been a hero and an outcast, a force of good and a portent of evil. While the doors of the Magisterium have been open to him, he has never felt entirely welcome. If anything, he has felt others' resentment . . . and fear.Now, as he begins his final year at the magical school, his place...