Adrian made a grand return when he was arrested by NYPD. What is his purpose and what does he want from the Stone family?

With time running out, Olive enlists Grace to help her decrypt findings and provide answers to Ben, Mick, and Cal.

Olive has been uncovering clues to help figure out the mystery of Flight 828 and Noah's Arc and how they're connected.

With the stakes higher than they've ever been before, the Stone family use all the allies they have including Drea.

With tensions mounting between the passengers, Jared and Drea get involved to help mediate the situation.

As they get closer and closer to figuring out what happened to Flight 828, the stakes are higher than ever.

Jared and Vance team up to save a loved one, but the partnership soon reveals secrets that could upend both mens’ lives.

As Michaela struggles to help the passengers avoid a deadly threat, her relationship with Jared sours over mistrust.

Mick has a Calling that reconnects her with Bethany, the flight attendant on 828. Will she have the clues?

Michaela struggles to help the passengers avoid a deadly threat. Zeke uses his feelings of empathy to help.

Eagan finds himself in prison and learning all about Ben's betrayal as he's convinced he works with the NSA.

Ben, Grace, and Saanvi rally around Cal, who sneaks off to Eureka to stop them from doing further damage on the tail fin.