After eight hellacious hours of this terrible day have elapsed, the country remains on edge. President Taylor struggles with the painful circumstances facing the First Family, including her daughter Olivia (guest star Sprague Grayden). Meanwhile, a huffy Chloe faces-off against paranoid FBI Agent Janis Gold, while Jack and Agent Walker track leads through Washington, D.C. to eliminate the threat of another ruthless terror attack

Jack and Renee Walker pursue Dubaku through the streets of Washington, D.C., with a little cyber help from Chloe. Meanwhile, the first family and the FBI are left reeling from incidents involving turncoat agents.

Not even at the halfway point of this hellacious day, two planes have collided outside of D.C., there has been an attempt on a chemical plant in Ohio, the President’s husband’s life has been threatened and the nation remains at risk. When Dubaku’s evil plan escalates to his boss, General Juma (guest star Tony Todd), the stakes are raised and steadfast President Taylor faces a deepening foreign policy dilemma.

The siege on the White House reaches an explosive end after Jack and Bill work together to try and save President Taylor.

Meanwhile, Jonas Hodges makes moves to cover his own tracks, starting with Ryan Burnett.