Magisterium: the copper gauntlet. Holly Black & Cassandra Clare. 2015.

Callum Hunt has returned from the Magisterium victorious. He is now a mage in his own right - a Copper Year student. He has friends; he feels at home in the winding tunnels of the mysterious magical school.

But Call hides a terrible secret.

His soul is not his own. His body is a vessel for a powerful evil mage, wielded of chaos magic.....murderer.

Salvation could lie in the Alkahest, a mysterious copper gauntlet. but it is a dangerous object, with a violent history. It could change everything Call knows and loves.....

And release, the evil, within him.