The Underwoods tackle two threats that could bring their plans to ruin. Francis grooms his replacement as Whip. Claire goes on the offensive.

A terror scare at the Capitol traps Francis with a resentful Donald Blythe. Claire gives a live interview that rocks the media.

Francis back-channels with a Chinese billionaire. Lucas uses extreme measures to expose the Vice President. A shadowy figure joins Team Underwood.

Amidst an energy crisis, Francis and Tusk end their shaky alliance. Lucas must make a difficult choice. Stamper grows closer to Rachel.