W obliczu zniszczenia swojego miasta przez chciwą firmę wydobywczą, zbuntowana nauczycielka Sarah Cooper wykorzystuje niejasną lukę kartograficzną, by ogłosić niepodległość.
The bucolic tranquility of Greylock, New Hampshire is upended when a massive vein of coltan - an incredibly valuable mineral used in tech - is discovered under the town.
Sarah is faced with her first major challenge as a leader when Greylock's power is shut off; Bella pushes boundaries with her dad when it comes to spending time with Tyler and Sarah.
Greylock struggles when New Hampshire's governor closes the border. Sarah calls on Bella, Tyler and May to help solve the problem. Corinne pushes Danny to reveal his secret.
When Sarah discovers that everyone in Greylock is being charged foreign transaction fees, she enlists her friends to help her create own currency; Grover shares with Danny what really happened to Corinne after he left.
With Lydon's workers causing problems, Sarah draughts an executive order to help protect Greylock's residents; Grover introduces Danny to a new friend, but they have more in common than Danny realises; Maya feels abandoned.
After a damaging magazine article is written about Sarah, she realizes that it's time for Greylock to create a more representative government. With an election open to anyone, Danny, Maya, AJ, and Corinne take a shot at the four available seats. Meanwhile, AJ, Sarah, and Grover all find themselves facing complications in their respective love lives.
With the government newly formed, Greylock's fledgling congress must decide their immigration policy now that new people want to immigrate. Sarah and Danny are faced with someone from their past and have different reactions to the visitor. AJ shares a personal secret with Grover to encourage him to get the help he needs. Danny helps Corinne with some legal paperwork, but Corrine gets more than she bargained for. Meanwhile, Maya discovers that Tyler is a talented photographer and submits his photos to an upcoming art show, leaving Tyler upset.
A blizzard leaves Greylock stranded with no plows. Sarah comes up with an innovative plan to clear the roads. Sarah gets two unexpected guests and has to navigate the difficulties with both.
Corrine confides in Sarah what happened with Danny and needs her help with another issue. Sarah confronts Danny with her knowledge and leaves him with a decision about the future.
Greylock is threatened with a massive flood as unseasonably warm weather melts the snow from the recent blizzard. Knowing Greylock will be underwater in hours, Sarah must ask for help from the last person she wants to rely on: Paul. Grover is challenged by his therapist to lean into what makes him happy, while Bella and Tyler take a big step in their relationship.
As Sarah and Paul start to make headway in their relationship, Ellen surprises everyone by coming home earlier than expected. Weston has a big break in his story and turns to Sarah for help. Danny accidentally makes things harder for Corinne, leaving her with a tough choice about some of the people in her life. Meanwhile, Maya struggles with whether to appear at her mom's parole hearing and turns to her dad and Bella for advice.
When Danny shares good news about Greylock's finances, Sarah winds up in a debate that traps her between her two closest friends. Corinne is trying to right her wrongs, but she can't catch a break, especially after Sarah drops a major bombshell. Meanwhile, Bella and Tyler get creative with each of their school projects, which helps Sarah and Grover in ways they didn't realize they needed.