From USA Today best-selling author Jack Mars, author of the critically acclaimed Luke Stone and Agent Zero series (with over 5,000 five-star reviews), comes an explosive new action-packed espionage series that takes listeners on a wild ride across Europe, America, and the world.

Archeologists are found murdered in the wake of discovering a mysterious, precious relic deep in the jungles of South America. Jacob Snow, elite soldier-turned-CIA agent, finds himself in a race against time to uncover the mysterious motives. Not only is this ancient relic priceless, but it could unsettle world security.

Jacob knows he must turn once again to his mysterious partner and archeologist to help decode the riddle. Who would kill for a mythical object, and why?

Can they stop the terrorists—and prevent a global disaster—before it’s too late?

An unputdownable action thriller with heart-pounding suspense and unforeseen twists, Target Four is the fourth novel in an exhilarating new series by a best-selling author that will make you fall in love with a brand-new action hero—and keep you listening late into the night. Perfect for fans of Dan Brown, Daniel Silva, and Jack Carr.

Target Five and Target Six are now also available!