They are all trapped inside.
Based on the bestselling book by Stephen King, Under the Dome is the epic story of Chester's Mill - a town suddenly cut off from the rest of the world by a massive dome. The residents struggle to break free of their nightmare and maintain control, while facing every new obstacle that comes their way. As the truth about the dome begins to unravel, it becomes clear that some won't make it out alive. Relive the excitement and drama of all 3 season of the entire series in one amazing collection.