Following Juliette Nichols after her survival outside the silo, as rebellion, fear, and buried secrets threaten to tear the underground society apart. Returning changed and with missing memories, Juliette must confront new dangers while searching for the truth about the world beyond. The season also explores the “Before Times,” following journalist Helen Drew and Congressman Daniel Keene as they uncover the conspiracy that led to the creation of the silos. Across past and present, Season 3 reveals more about humanity’s downfall, the origins of the silos, and the fragile hope of escape.