The people of a tiny Balkan nation are rising up in arms against an oppressive dictator. The freedom fighters are led by Paul Karros, a vibrant, charismatic leader. Karros is an Immortal who once served as a slave under Roman oppression and fought his way to freedom with Spartacus. Since that time, whenever the common people have been fighting against oppression, Karros has been at their side. Karros and his assistant, Mara, have come to the U.S. to drum up support for their cause. MacLeod and Karros fought together in the Mexican Revolution and Karros tries to convince MacLeod to fight with him in this just cause. MacLeod turns him down, but Charlie is tempted both by the cause and by Mara. When Father Stefan, a local liaison, is critically wounded in an assassination attempt, MacLeod realizes that Karros is determined to fight the war at any cost -- even at the cost of sabotaging peace negotiations by killing those who trust him. When Mara discovers the truth, she threatens to expose

Friends become enemies and the past is revealed when Immortal Andrew Cord in gunned down and MacLeod discovers the sniper is Charlie DeSalvo, his good friend who used to run the dojo. Charlie, who left MacLeod to fight the good fight in the Balkans with his love, Maria, is after Cord, who murdered her. Dawson knows Cord as the man who saved his life in Vietnam after a mine explosion took his legs and he begs MacLeod not to fight him. MacLeod agrees -- until Cord turns the tables and sets his sights on Charlie.