Undisclosed Trilogy Books in Order
Below you'll find the complete list of Undisclosed Trilogy books in publication order. This is generally the recommended reading order for the series.
Reading order verified: January 2026
Publication Order
Undisclosed
Buy on Amazon2012
Retribution / Decoded
Buy on Amazon2014
Clandestine / One
Buy on Amazon2014
Frequently Asked Questions
The recommended reading order for the Undisclosed Trilogy series is publication order: 1. Undisclosed (2012), 2. Retribution / Decoded (2014), 3. Clandestine / One (2014). This is generally the best way to experience the story as the author intended.
The Undisclosed Trilogy series by Jon Mills contains 3 books. The series began in 2012 and continues to be a popular choice for readers.
The Undisclosed Trilogy series is written by Jon Mills. You can find more books and series by this author on our website.
Reader Reviews
No reviews yet. Be the first to share your thoughts!
Be the first to leave a review!