The thrilling conclusion to the Mortal Instruments series:
Clary and her friends are put to the test as they're forced to flee while Sebastian turns the Shadowhunters against each other. Their escape takes them to the demon realms - hellish places of violence and danger where no Shadowhunter has ever dared to venture. Anything can happen in this nail-biting finale.
Cassandra Clare - City of Heavenly Fire