Frank ups the ante on the war on terror to counter Conway's public show of strength. Tom joins Claire on the campaign trail.

Frank asks Will to help deal with extremists threatening to murder hostages. Hammerschmidt digs deeper into the allegations against Frank.

The day before the election, Conway holds a 24-hour Skype session with voters, while Frank and Claire stump in key states and try to discredit him.

Nine weeks after Election Day, the Underwoods work to consolidate their power. Leann tries to track down a missing Aidan Macallan.

When a crisis forces White House personnel to take shelter in a bunker, Commerce Department official Jane Davis negotiates through back channels.

As the team tries to control fallout from damaging testimony and leaks, everyone is under suspicion and tensions flare between Frank and Claire.