The Clockwork Heart series does not have a new book coming out soon. The latest book, Clockwork Heart (Book 1), was published in September 2013.
The first book in the Clockwork Heart series, Clockwork Heart, was published in September 2013.
The Clockwork Heart series primarily falls into the Steampunk and Fantasy genres. This young adult series was written for ages 12-17, but can be enjoyed by adults too.