Graves works on his autobiography in seclusion. Isaiah visits to bring him back. Margaret Graves competes in the primaries with the help of her new campaign team. Olivia and Samantha develop a friendship, while Jeremy embraces his TV success.

Graves and Isaiah go elk-hunting. Margaret searches for her husband so he will be by her side when the primary results are revealed. Olivia considers having a home birth and Jeremy gets advice as his TV talk show goes nightly.

Graves and Isaiah take a chaotic trip to Graves's childhood home, while Margaret hits the campaign trail and is challenged by incumbent Senator Jerry North. Olivia fabricates a story about her baby's father. Jeremy is rattled by rumors.

Graves reunites with his first wife who reminds him of his idealistic youth. Margaret throws a lavish baby shower for Olivia. Jeremy hires a private eye to quell rumors. Isaiah secretly submits Samantha's song to a radio network.

Graves returns to the White House for a state dinner. Margaret networks with politicos but is pestered by Jerry North. Jeremy buddies up with tech billionaire Jonathan Dalton. Isaiah prepares a sushi feast for Katie.

Graves takes over baby duty to help a frustrated Olivia. Margaret commits a televised blunder at the Senatorial Debate. Jeremy receives the paternity test results. Sammy's song goes into rotation.

Graves and Isaiah take the family jet to New York on a rogue diplomatic mission to meet with Yemen President Amir Ahsan, as Graves seeks to right his most dangerous Presidential wrong.

Graves seeks out Leonard Valentine, who engineered the nuclear-missile silo that Graves commissioned years ago; Margaret reconnects with her relatives; Isaiah reveals his still-lingering PTSD; Jeremy quits his TV show.

Graves visits the menacing nuclear missile he commissioned years ago; Margaret holds a press conference after events careen off the rails; Olivia hosts a brunch; Jeremy becomes an inspirational speaker; Samantha leaves town with her new band.