After his one man war on crime takes him to the depths of the Ukrainian underworld, Sam Pope is accosted by an elite United States military outfit known as Blackridge. Under the threat of incarceration for his crimes, Sam agrees to join their squad when he finds out they are hunting his former mentor through Europe - Sergeant Carl Marsden. Suspicious of their accusations of terrorism, Sam joins the hunt, hoping to get to him first and to find out why Marsden is running. As the chase intensifies and the body count rises, the truth about global terrorism and Project Hailstorm soon become terrifyingly clear. Hunted by two countries, as well as a mysterious man in black, Sam faces his most dangerous mission yet.