Alias (2001) - 4x21 - Search and Rescue

Rambaldi's catastrophic endgame begins to fall into place as a giant version of the Circumference is found floating over city in Russia, driving the citizens made. After a wounded Dixon reveals that Irina is alive, Sydney, Nadia, and Jack set off to find her. Irina had been captured, and then duplicated using Project Helix, in order to give the impression that she was dead.

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