The electricity in Wayward Pines is turned off with deadly repercussions. As Ethan and Kate take the necessary steps to move everyone out of harm's way, Nurse Pam confronts Pilcher on his decision and tries to convince him to reconsider.

Harold's failed attempt to break past the fence surrounding Wayward Pines leads to questions from Ethan about other insurgents who have gone off the grid. Amy's health takes a turn for the worse. Nurse Pam pushes Theresa to investigate Plot 33. Ben is encouraged by his teacher to speak publicly about current events.

David suspects a traitor inside the complex helping the insurgents, and orders Pam to question the technicians. Meanwhile, Ethan is determined to stop more terrorist attacks like the one that put Ben in the hospital.

Ethan finds a bomb planted in his car, which leads him to question people he thought he could trust; Kate and Harold discuss their fertility issues with Nurse Pam; Ben's relationship with Amy heats up.

Ethan learns more about Wayward Pines and its residents. Theresa sets her sights on investigating an unusual plot of land. Kate and Harold plan a covert operation.

Ethan ventures outside of Wayward Pines and his shocked by what he discovers. Theresa shows up to her first day of work and meets with a client who seems to share her feelings for the town. Megan Fisher teaches Ben the truth about where he's living.

Ethan is appointed to a leadership role in Wayward Pines and his first act, according to Nurse Pam, should be to call a reckoning for Peter McCall for his treasonous act of graffiti on Main Street. Ben receives private tutoring from Megan Fisher on his first day of school. Theresa is offered a job as a real-estate agent.

New evidence is uncovered by Ethan, who, while still in shock that Kate participated in Beverly's "reckoning" in the town square, has another run-in with Sheriff Pope and is given a new house by a real-estate agent. Theresa and Ben head to Idaho.

Ethan is helped by Beverly as he continues looking for clues to figure out how Secret Service agent Bill Evans' body ended up in an abandoned house; and he gets answers to the mystery of why people in Wayward Pines always have to answer their phones. Theresa and Ben decide to take their search to Idaho.

A Secret Service agent ends up questioning his own sanity as he searches for two missing colleagues in a strange town that he seemingly can't escape.