Re-election battles, looming indictments, parties, their Party... these senators need a drink. And a new housemate.

Louis continues to gain constituent support as Shelby chronicles his recovery. Gil John faces Digger Mancusi in a town hall where he struggles to keep up with his polished and well-liked opponent, despite much help and coaching from Robert and Andy.

Rosalyn organizes a prayer brunch to celebrate Louis' homecoming from the hospital, but the Senators and their fellow Democrats find it difficult to set aside their differences. Aaron and Tammy's relationship continues to grow and Lola has a surprise in store for James.

When another senator dies unexpectedly, Gil John is asked to organize the funeral arrangements. Louis wins the Nevada primary but Robert has to face off in a Pennsylvania debate to cool the competition.

Gil John helps a former player become a war hero, and quickly regrets it. Robert hosts an engagement party for his latest matchmaking success, but isn't prepared for the surprise guest.

The senators head to a Republican retreat at a Virginia plantation, where they're haunted by the ghosts of slavery, Ronald Reagan and their exes. After a soul-cleansing bonfire with the housemates, Gil John awakes with a new fire in his belly.

After a break-in at the Alpha House, the NSA does a sweep, and gets suspicious -- which lands Robert a new covert mission. Meanwhile, Gil John goes to bat for the women's caucus bill, earning him a whole new following. And Louis's aides inspire him to publicly "evolve" on gay marriage, much to their chagrin.

Gil John gets attacked by Sarah Palin and embraced by the media. Pressured by the party chair, Louis nudges Julie to consider a big wedding. Robert is forced to kiss up to his ex-wife's new beau, but gets some help from Rosalyn.

As the election returns come in, Gil John meets with a presidential campaign advisor, while Robert wonders if he still has a job. Katherine and Julie discover their wedding has been turned into a major political event -- after they arrive.