3x18 - Highlander: The Series

MacLeod decides to tell Anne the truth about his Immortality and she flies to Paris to be with him. En route, Anne helps save the life of a young woman, Tasha, who turns out to be smuggling drugs for the Russian Mafia. Tasha is the lover of Kristov, the head of the Russian gang and formerly the leader of the band of Cossacks MacLeod encountered on his way to the Orient in 1750. Concerned about Tasha, Anne tries to convince her to testify against Kristov, while Kristov is determined to make sure Tasha dies before she can testify. Richie is kidnapped by Kristov as a pawn in this game. MacLeod must choose between taking down Kristov or saving Richie and Richie finds he must grow as an Immortal -- or die.