Revenge of the Samurai - Christopher Lee

This is the second book and sequel in the American Bushido series. This novel is what the title suggests it is: a Revenge story. Commando, Gabriel Dunne hunts the men that left his childhood friend on death's doorstep. Revenge must wait as Gabriel and his team are whisked around the globe and asked to do the impossible. Gabriel must battle his emotions while fighting terrorists on foreign soil. Vengance transforms Gabriel into The Angel of Death as he hunts evil men inside his own borders. His search leads him to the top of an empire and a final showdown.