Season 3 · Episode 13 — The Enemy Within

A year after the dome disappears, Barbie, Joe, and the other townspeople gather for a memorial. A year earlier, Julia and Junior try to res…

Barbie investigates Ben's claim that something strange is going on in Chester's Mill, but Eva surprises him with unexpected news. Meanwhile…

The residents of Chester’s Mill try to move on with their lives in the aftermath of their mysterious experience in the tunnels beneath town…

Under the guise of helping Chester’s Mill rebuild, Christine urges the townspeople towards specific individuals and projects that remind th…

Big Jim and Julia form a tentative alliance to search for proof that will discredit Christine, which leads them to new information about th…

When Big Jim is captured by Aktaion, the dangerous private corporation that’s descended on Chester’s Mill to harness the Dome’s energy capa…

As the world outside the Dome is rocked by a catastrophic meteor shower, unexpected alliances form inside the barrier. Eva tries to indoctr…

Big Jim, Julia, Joe, Norrie and Hunter join together to form a resistance against Christine, who is mobilizing residents to work on a massi…

Big Jim and Julia devise plans to end Christine’s control over the town by initiating a life-or-death plot involving Barbie and Eva, while…

The Resistance, the citizens not under Christine’s control, join forces with an unexpected ally: Hektor Martin, the nefarious head of Aktai…

Members of The Resistance race to release their loved ones from Christine’s influence before she reaches her end game for the Dome. While B…

When the Dome’s calcification process accelerates, Chester’s Mill has 24 hours before the barrier’s breakdown will suffocate everyone insid…