Iris welcomes an enigmatic ally to their community, while Hope questions the visitor's motives.

Hope and Iris disagree on the mission. Felix and Huck pursue the group as Felix confronts his past.

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

The group seeks shelter from a storm inside an abandoned high school.

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

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

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

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

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

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