Kate discovers that someone knows the secret of Aaron‘s true parental lineage. Meanwhile, the dramatic shifts through time are placing the lives of the remaining island survivors in extreme peril.

Previously on Lost: Lawyers came for Aaron, Jack revived Sayid, and Charlotte had a massive seizure.The episode starts back on the Searcher, Penny‘s boat, shortly after the Oceanic 6 made it off the Island. Kate (Evangeline Lilly) asks Jack what they should do about Aaron and she comes up with the idea of pretending Aaron is hers, and while Jack (Matthew Fox) is skeptical, he agrees so long as she‘s willing to go along with him in The Lie.
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