A divided group struggles to reunite; others set their sights on the greater good.

An accident slows the group; someone suffers an injury while another makes a discovery.

A horrific discovery finds the group at a crossroads and prompts one of them to revisit past trauma.

The group searches for something that will help their quest; the teens play a game of truth or dare.

A newcomer arrives, offering a deal that creates divisions within the group.

The group must cross a river; a plot to turn the group around hits a snag.

Members of the group bond while facing threats inside an old high school.

In the face of a massive obstacle, the teens face pressure to return home.

The group adjusts to the reality of life beyond their community's walls. Iris attempts to take charge, in spite of Hope's reservations. Felix and Huck trail the teens while Felix is forced to confront unwanted memories.

Iris welcomes an enigmatic ally to their community while Hope questions the visitor's motives. A message upends the sisters' worldview, forcing them to decide between the safety of their home and the uncertainty of the world beyond.