Emotions run high as the group makes one last desperate bid to reach safety before dawn breaks.

When an armed man storms her late-night flight to Moscow, former military pilot Sylvie finds herself pulled into the cockpit to help.

Rik organizes a hasty trial to decide Ayaz's fate, Terenzio reveals rumors of a NATO refuge, and Sylvie begins to worry about Mathieu's state of mind.

Mechanic Jakub clashes with the others about what to do next. A Wi-Fi signal brings troubling new intel on the disaster — and on some of the passengers.

With the generator shut down, temperatures and tempers soar, sparking a tense standoff. The Colonel finds a damning piece of evidence at the air base.

Just as the passengers settle into the rhythms of life in the bunker, a sudden food shortage forces them to consider making another risky journey.

At the bunker, the trial soon gives way to more twisted schemes. The group searching for seeds encounters a disoriented stranger.

After a distressing chain of events, Thea and Mathieu lead a search for a new plane, and the officers plot their revenge on Sylvie.