Sean's girlfriend Leila goes missing during their St. Lucia vacation.

Sean Walker stumbles into a national conspiracy after his girlfriend disappears from a cruise.

When Sophia refuses to tell President Martinez what happened to Flight 514.

As the shockwave of the plane dissipates, President Martinez's staff must work quickly to assess what happened and how to respond.

President Martinez offers William freedom for information on the sleepers.

President Martinez's administration unveils a tough new strategy to force Sophia to reveal the detainees' plan, putting into play a new detainee, Maya.