Call Sign: Raven 5-book set - ebook AND audiobook versions

CALL SIGN: RAVEN -- A Multiverse-Spanning Sci-Fi Action & Adventure Thriller

In this 5-book series, one man stands between an amazingly gifted child and the end of the multiverse. When battle-scarred bodyguard Derrick Mitchell—Call Sign: Raven—first encounters six-year-old genius Joshua Kendall, he thinks he's just protecting another abused child. He has no idea that Joshua, a technology singularity and the result of a dangerous government experiment, is about to become humanity's last hope for survival across time, space, and reality itself. Raven assembles a team across the multiverse to protect Joshua from assassins, genetic monstrosities, and even natural disasters in a desperate bid to save humanity in all the universes.

As the stakes grow higher across each book, the twists and turns will have you gripping the edge of your seat!

You'll get all 5 novels of the Call Sign: Raven saga... in ebook AND audiobook formats, featuring the #1 bestselling sci-fi action novel, The Joshua Experiment.