CARTER MATHESON IS BACK. He and best pal Mack return from their last mission with barely enough time to unpack, when Washington calls on them to carry out another job. Lt. Colonel "Bulldog" Matheson and bodyguard Mr. Black have been kidnapped, and it's Carter & Mack's mission to bring them home. The high-stakes action heats up in Havana, Cuba, where the legendary Dr. Leonard Caprese has infiltrated The Underground with a drug & arms dealer known as "The Scorpion." The clock is ticking. Suspense is building. And lives are on the line as money, drugs and power form the divide between good and evil. Dangerous men with dark intentions threaten not only the lives of Carter and his crew, but our national security.