The Midnighters Trilogy is a science-fiction fantasy series written by Scott Westerfeld. It was published by Eos in 2004. It comprises three books; The Secret Hour, Touching Darkness and Blue Noon. Over the course of the trilogy Jessica encounters other Midnighters with whom she allies herself. The protagonists in the trilogy are the eponymous Midnighters Desdemona (referred to as Dess), Rex, Jonathan, and Melissa. The antagonists of the series are Darklings and Slithers, dangerous and powerful beings that created and live in the Blue Hour.