Lost - Season 0 Episode 21 Missing Pieces (5): Operation: Sleeper

Jack is asleep on the beach when Juliet wakes him up. She tells him that since Jack brought her to the camp Sayid and the others have not trusted her and think she is there to hurt them. Before Jack can say he will protect her, Juliet tells him that they are right and she is still working for Ben and she has been sent to the camp to do tests to find out which of the women are pregnant. Jack asks her why she is telling him this and she tells him how she saw Sun's baby the night before and that she is tired of living Ben's dream.