(한글) (영어) Barbie and Sam investigate a mysterious tunnel, but a cave-in severs their path back to Chester's Mill. Meanwhile, a dust storm rages in the town as Julia and Big Jim face-off in a power struggle.
(한글) (영어) Chester's Mill is divided over Big Jim and Rebecca's controversial population-control plan, leaving the way open for Julia to take control of the town. Meanwhile, Joe and Norrie accompany Melanie to the dome wall, where she searches for clues about her identity.
(한글) (영어) The residents of Chester's Mill wake up one morning to find themselves trapped inside a massive transparent dome acting as a force field, with no way in or out. Cut off from the rest of the world, they struggle to survive as resources rapidly dwindle and panic quickly escalates, while also searching for answers about where the dome came from if it will ever go away.