At Abbey's urging, Josh meets with a powerful women's caucus over the proposed language of a United Nations treaty banning prostitution.

Leo defiantly rejects the Congressional Oversight Committee's offer of a public censure of Bartlet that would finally bring an end to the investigation and spare Leo of any possible personal repercussions.

On State of the Union night, Sam is being trailed by a magazine reporter to whom he was once engaged; the President' Congressional censure weighs heavily on staffers' minds as they debate whether to include an anti-cancer initiative in the President's address; Josh can't get Amy Gardner to talk to him.

Concern arises over the medical board's decision on Abbey's actions in treating Jed's M.S.; Sam tries to get a Senator he doesn't like to pass a bill for a super-conducter that he doesn't even understand; Amy tries to influence Josh; Lord Marbury explains to Toby why a member of the IRA cannot be invited to the White House; Donna receives shocking news when the Secret Service won't give her clearance to attend Abbey's birthday party.

While Jed, Leo and Fitzwallace grapple with terrorism and moral absolutes, Josh and Amy grapple with each other over a welfare-reform bill; Donna represents the White House at a North Dakota state-party caucus whose goal is to remove the word "North" from the state's name; Toby doesn't want Jed to attend a New York fund-raiser because Ritchie will be there; Charlie is assigned the responsibility of finding Jed a new secretary; C.J. discovers that Simon Donovan is a very straight shooter

Bartlet continues to struggle over the wisdom of assassinating the terrorist Qumari defense minister; after Ritchie declines to meet Bartlet, Sam and Toby play a dirty trick; as the search for Mrs. Landingham's replacement continues, Charlie finds the perfect candidate, who makes less than a stellar first impression on Bartlet; Josh's determination to pass a welfare bill costs Amy; as C.J.'s stalker is finally captured, the night ends in tragedy.

The staff celebrates election night and encourages Sam to run for the seat in Orange County; Toby continues to worry about how Andrea's pregnancy will play politically for both of them; a coup develops in Venezuela; Jed and Abbey endure some interruptions at their private celebration.

When a celebrated female fighter pilot is threatened with a dishonorable discharge for refusing to end her affair with an enlisted man, the staff, though full of opinions, agrees that the White House should not get involved; Donna asks Josh to find out if Jack Reese likes her, and is horrified to discover some of the anecdotes about her that Josh has shared with Jack; Sam heads out to California to begin his election campaign, and sends Will Bailey to the White House to help Toby with the inaugural address; despite the best efforts of Leo and Charlie to keep him out of it, Bartlet blows a gasket over complaints from U.N. diplomats about parking enforcement in New York City; and Josh takes issue with a temporary worker's choice in accessories.

While Toby and C.J. are in California working on Sam's campaign, Josh drops Abbey's agenda in favor of his own, Jed deals with a military hostage situation, and Will runs his intern writing staff ragged.

Toby's old friend approaches him ready to blow the whistle on his employer's violations of environmental laws; staff pranks abound on Amy's first day at the office; Abbey charges Amy with the task of convincing the President to threaten a veto on a foreign aid bill containing an abortion gag rule provision; claiming that Abbey's ancestor was a pirate rather than a privateer, a prominent member threatens to mount a boycott of the D.A.R. dinner at which Zoey will be inducted until Will, C.J. and Amy devise a plan to defuse the situation; at the behest of Jean Paul, Zoey sends Charlie a "Dear John" email, but Charlie refuses to accept the brushoff and declares his love for Zoey; Donna is less than thrilled when Josh assigns her the job of shadowing a possible security risk at Zoey's D.A.R. induction; Will takes one for the team in putting an environmental and political face on the destruction and deaths which resulted from the melting of an Alaskan glacier.

Bartlet finally tells the staff the truth about the death of Shareef; Danny agrees to hold off on the story after five alleged terrorists go missing; Andy goes into labor after once again refusing Toby's marriage proposal; Zoey is kidnapped from a nightclub on the night of her college graduation.

When Bartlet learns that Zoey's kidnapping is the work of Qumari terrorists, he invokes the 25th amendment to diminish their leverage and eliminate any conflict of interest; since there's no Vice President, the power of the Presidency passes to Bartlet's chief political rival and the most powerful Republican in the country, the Speaker of the House, who immediately takes a very hard line; now that twins Huck and Molly have arrived, Toby wonders if he's capable of loving them enough.

Bombs drop on Qumar upon Walken's orders; as the hours pass without any word on Zoey's whereabouts, tensions increase within the Bartlet family; Walken and Leo clash after Josh's suspicion that the opposition is using Walken's tenure in the Oval Office to advance their agenda is confirmed; Andy takes the twins home; Leo inflicts a new intern from a prominent political family on an unwilling Josh; Jed's staff is less than thrilled when they learn who will succeed Walken as Speaker of the House; the search for a new Vice President is accelerated; Zoey is rescued.

When he realizes that his first choice for Vice President faces an uphill fight for nomination, Jed nominates a congressman that none of the staff can get excited about; Josh is less than thrilled with his new intern.

Josh fails to sway an unruly congressman who insists on voting against the administration on the vice presidential confirmation, but Ryan reaches out to get him to change his mind; Leo fears that the potential defection of a prominent North Korean pianist will jeopardize secret nuclear disarmament talks; Will and Toby are humiliated when an early draft of a speech outlining their struggle to laud Bob Russell's confirmation is erroneously substituted for the final version; Donna's aunt and uncle from Wisconsin pay a visit, testing Josh's ability to refrain from bad cheesehead jokes during their tour of the White House; the staff struggles over how to language the state of the economy; fearing that the administration is drifting off-course, Toby wants to hand over more responsibilities to Will in order to focus on getting back to their core message.

Will Bailey receives an offer to become Vice President Russell's top aide. Amy Gardner does some skillful lobbying for domestic violence prevention which gets the wrath of Bartlet. A conservative democratic senator switches parties.

It's five days before the New Hampshire primary, and Josh is desperately trying to find a "silver bullet" that will get his candidate into the local debate between the two front-runners, Vice President Russell and former Vice President Hoynes. Then, Josh and Santos's disagreements over how to run the campaign come to a head when Santos hires Josh's ex-girlfriend Amy Gardner to help him prepare for the debate he may never be in. And Donna has a memorable encounter with a chicken.

Former series regulars, including Marlee Matlin, Mary-Louise Parker, Tim Matheson, Anna Deavere Smith and Gary Cole, make guest appearances as Bartlet, Santos and their staff members attend a funeral for one of their own. Also, Josh cautions Santos about getting involved in the vote for Speaker of the House.

While Santos is busy trying to select a new vice president, his wife finds her new responsibilities staggering. Meanwhile, Vinick ponders his next move.