Barbie and Julia take opposing sides when Big Jim and Rebecca take extreme steps to extend the town's resources. Meanwhile, the mystery of Melanie Cross deepens.
Acid rain threatens the residents of Chester's Mill, further endangering their lives. Meanwhile, Rebecca and Lyle argue over the reason for the Dome's existence.
Barbie risks his life to help Rebecca save the Chester's Mill food supply when she discovers an infestation of butterfly eggs on the town's crops.
Before Big Jim can execute Barbie in the town square, an electromagnetic pulse fells many of the townspeople. Meanwhile, Julia rescues a woman who falls into the lake out of nowhere, and Big Jim receives two visitors who try to convince him to see the error of his ways.moreless
As Big Jim continues to secure his power and takes steps to eliminate Barbie, the Monarch is crowned and the Dome sends a familiar face to Joe and Norrie to reveal the secret of the Dome.moreless
While Big Jim convinces the townspeople to hunt Barbie down for his alleged crimes, Joe and Norrie move the mini-Dome
Big Jim frames Barbie for the deaths of his enemies, while Junior abandons the group and they discover the consequences when a storm gathers.
Julie learns about Peter's past, while Junior gets a promotion. Meanwhile, Maxine forces Barbie to fight in a staged arena contest.
Big Jim receives an unexpected visitor from his past, one with connections to another person trapped beneath the Dome. Meanwhile, Joe and Norrie find the source of the Dome in Joe's barn, and Barbie and Linda encounter someone with a connection Chester Mill's drug dealer.moreless
Ollie takes control of the town's water supply and Big Jim must join forces with Barbie and Linda to get it back before his own control of Chester's Mill is threatened.
While Harriet goes into labor, Joe and Norrie investigate the source of the Dome in an attempt to save themselves and their fellow townspeople.
When the townspeople realize that their food and water are running out, they begin looting Chester's Mill for whatever remaining supplies that they can find.
Barbie receives word from the outside that the government is drawing their men back as the Dome interferes with magnetic fields.
When Chester's Mill is stricken by a meningitis outbreak, the townspeople panic when the clinic runs out of medicine and the Dome prevents anyone from bringing in new vaccine. Meanwhile, Julia learns the secret that Peter was hiding from her, and Junior is left in charge.moreless
Joe ends up holding a party at his home where the town's teenagers gather to enjoy one of the few generators in town after the power goes out. Meanwhile, Barbie and Big Jim search for Paul after he escapes custody, and Junior looks for a way out of Chester's Mill.moreless
As the reality of their situation settles in, the townspeople's tempers start to fray. Meanwhile, Big Jim sends Reverend Coggins to remove the evidence from Duke's house, and Junior stalks Barbie.
The townspeople of Chester's Mill discover themselves unexpectedly cut off from the outside world when an invisible dome springs up around the town, sealing them in... with limited food, water, air, and medicine.moreless
Beatrice Le Beak manages to swipe the Jolly Roger, Sharky and Bones' instruments and Hook's hat!
The pirate kids, Hook and his crew set off on a wild chase after an elusive pirate thief.
Jake and his crew get an invitation to the Tiki Tree Luau, a celebration of the start of Spring.
On Jake's birthday, his mateys give him a Birthday Treasures Map to different birthday festivities!
When Meg catches Chris stealing from Lois' purse to buy a pair of designer sneakers, she blackmails him into doing her chores. He soon gets so fed up with it that he leaves home, and he moves in with Herbert. Meanwhile, Stewie takes a liking to the music of Anne Murray.moreless
Jake and his mates help Hook retrieve the treasured Ruby Heart of Hearts gemstone for Red Jessica.
Cubby leads his mateys to the Golden Dinghy, but Hook hatches a plan to reach the treasure first.
Frustrated with fumbling all his hooks, Captain Hook invents an all-in-one "Swiss Army" hook.
Bucky has a bad case of barnacles and the only way to get rid of them is to find the Zebra Rose!
When Jake finds a tiny shipwreck, he and his mates fix it up for Skully to sail!