The Infernal Devices is the prequel trilogy to Cassandra Clare’s bestselling The Mortal Instruments series, and it concludes next week with the release of the third and final volume, Clockwork Princess. The book arrives in stores next Tuesday, March 19, and we have a chance for three lucky winners to grab free copies! If you want a shot at this new book, all you have to do is enter through the form below between now and midnight Eastern time on the night of Monday, March 18, 2013.

You can find out more about the Infernal Devices series at any of these locations: