Ben’s pursuit of a vulnerable Passenger’s Calling lands him in the crosshairs of an enemy. Michaela unearths a dangerous arsenal of 828 hate. A seemingly natural disaster leads Saanvi to make a bold move. Angelina puts her connection with Eden to a dangerous test.

Desperate to stop Angelina, Ben makes a risky move that yields unexpected consequences. A family emergency sends Michaela in a different direction.

Michaela and Jared make the most of their arrangement. Angelina receives support from Eagan. Panic grips the detainees amid devastation at the facility.

As the Death Date nears, Callings begin to take a toll on Cal. The group sends out a cry for help. A familiar face provides hope in an unexpected place.

The passengers race to solve their Callings as Saanvi tests a theory on the patients. Eagan makes a surprising move. Michaela confronts hard truths.

All signs point to the end of the Earth, spurring the Stone family and the passengers to work together and decipher cryptic clues before time runs out.

The Death Date has arrived. As tensions erupt and revelations emerge, the passengers of Flight 828 reunite and face the unknown together.