The small town of Chester's Mill is suddenly and inexplicably sealed off from the rest of the world by a massive transparent barrier. The epic story of a town in peril unfolds as the residents struggle to maintain control and ultimately figure out the truth about the dome.

Disc 1. Pilot ; The fire ; Manhunt -- Disc 2. Outbreak ; Blue on blue ; The endless thirst ; Imperfect circles -- Disc 3. Thicker than water ; The fourth hand ; Let the games begin -- Disc 4. Speak of the devil ; Exigent circumstances ; Curtains.