Election Day finally arrives, and between analyzing exit polls, and mulling over news reports, a few Santos staff members discover the joys of campaign romance. Meanwhile, C.J. ponders life after the White House; and Annabeth makes a tragic discovery.

Santos and Vinick have to deal with press fallout when it looks like the Bartlet White House is not going to continue the investigation into the press leaks.

A documentary camera crew follows C.J. around for a not-so-typical day in the White House.

New rumors about Fidel Castro's health cause the President to re-examine the economic sanctions against Cuba that haven't worked for 40 years, and he sends Leo McGarry to meet secretly with the Cuban dictator. The occasion causes C.J. to check into Kate Harper's past with the C.I.A., but she is unaware of a past encounter between Kate and Leo. Meanwhile, Charlie discovers the complexities of dealing with a termite invasion of the White House.

The Westins visit Washington and Doug is keeping a secret from Liz that many other senior staffers already know about. C.J. tries to make a deal with the French to try to handle a problem in the Sudan. Gail is in trouble. Josh asks Will for a little help with the campaign. C.J. and Danny go out to dinner and talk like good old friends and C.J. likens men to salmon while dealing with a waitress who is not all that found of her.

There are only two weeks left before Election Day and both candidates must make difficult choices at a time when they are both extremely tired. Vinick meets a famous athlete who greets him with a welcome that sings possible campaign trouble. Santos doesn't have such trouble with the athlete. Both candidates are campaigning in California with the hopes of stealing the election from the other guy in the hopes of thereby winning the election. Santos' briefcase falls into the hands of the Vinick campaign.

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.

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.

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.

President Bartlet attends the funeral of a former president with other former presidents Glenallen Walken and D. Wire Newman, while monitoring a possible situation in Saudi Arabia. Josh Lyman mediates an argument between a representative from Connecticut and one from North Carolina who wants her state's copy of the Bill of Rights returned. CJ is concerned about a scientist's invention which could interfere with privacy.

Hail the conquering hero. Josh returns after nailing down details for a trade agreement. But the devil in the detail, including information kept from Josh. C.J. fights megamedia ownership of local TV.

The peace mission suffers its first American casualty, whose father is sharply critical of the administration; Santos breaks ranks with the party by signing onto Republican legislation for a patient bill of rights when his own bill dies in committee; Margaret searches for a new office for Charlie; Leo struggles to recover his health, his strength, and his appetite with the help of his nurse, who looks after both his body and his soul with wisdom and determination; Donna, out of her wheelchair and onto crutches, is besieged by the media for interviews; C.J. has harsh words for Toby when he lets his personal feelings take him off-message in the briefing room; Leo contemplates a post-recovery job offer in the private sector before his nurse reminds him why he left there in the first place; Will calls Josh out about the staff's disrespect for Russell's candidacy; as Annabeth finds a way to turn around a bad news cycle, Toby admonishes C.J. about micro-managing the press office.

As everyone but Josh causes Santos to question his choice of Leo as his running mate, Bartlet's investigation into the dangerous press leak continues. Also C.J. gets interviewed by Babish and Donna approaches Josh for a job.

The Santos campaign meets up with Rock the Vote and lots of musicians are around for a star-studded episode. Helen gives a lecture to MANA (a National Latina Organization, formerly Mexican American National Association) but her heritage doesn't help her when trying to deliver part of the Santos campaign message. Toby is being pressured by the Attorney General, Blake, to reveal his source and it's affecting his relationship with his kids. He tries a little psychological warfare of his own to get Blake to back down. Toby is also giving Josh campaign advice which includes plans to increase courtship of the Latino vote. Elsewhere on the campaign trail, it's Halloween and Toby's kids and Santos' kids are dressing up for the occasion.

The president considers recalling the Senate to push ratification of a nuclear-test-ban treaty. Meanwhile, Donna lobbies new legislation introducing ergonomic standards in the White House; A Ukrainian politician shows up at the White House drunk demanding to see the president.

The 15-year old son of an Iranian leader needs a heart transplant in the U.S. Problem is, the only man who could do it is an enemy of the Iranian government; The Senate minority leader threatens to thwart the President's legislative agenda when he believes that Hoynes is doing some political maneuvering for the next Presidential election; Toby offers a Congresswoman a Cabinet position but is forced to take back the offer.

While Toby unsuccessfully attempts to fill her shoes in the briefing room, C.J. returns to Dayton, where she gives a speech at her high school reunion, reconnects with an old friend, and struggles with her father's worsening Alzheimer's.

The fallout on the Hill from Carrick's switch to the Republican party exiles Josh deep into a White House doghouse, so C.J. gives Donna some tips on how she can support him; Jed gets a harsh reality check from C.J. when he lingers too long in a small Oklahoma town devastated by a deadly tornado; in Jed's absence, Leo juggles an impending war between Albania and Greece, a visit from the German chancellor, a tussle over tax cuts, and an over-reaching Secretary of Defense; Josh and Toby are less than thrilled when Leo brings Angela on board to assume some of Josh's responsibilities.

The Bartet clan attempts to gather for a holiday dinner. Jed must deal with a hostage situation in Sudan, an assisted suicide in Oregon, his son-in-law's yearn to run for the House of Representatives, and his grandson's want to spend time with his grandpa. C.J. takes a stand on the assisted suicide because of her father's worsening condition.

In the days leading up to the State of the Union address, Toby gets crucial voter feedback when he accompanies Joey as she mall-tests the speech around the nation; Jed and the staff wrestle with the issues of presidential pardons and mandatory minimums; Charlie dates an attractive woman who's not what she seems; Joey Lucas derails Josh's plans when she arrives at the White House carrying a surprise; Jed and Abbey reach out to an old friend on the eve of his ex-wife's remarriage.

When five navy E-2C Hawkeye crew members are stranded in North Korea, Bartlet orders a risky Navy Seal rescue attempt. C.J. agrees to one on one with a motormouth conservative talk show host.

When a conservative Republican Congresswoman targets Ellie's research project in an effort to discredit Jed, Toby discovers that the source of the leak is uncomfortably close to home, and Will realizes that they've all greatly underestimated his boss; Josh investigates the wisdom of a recess appointment as he tries to convince an old friend to be patient with the Sixth Circuit judicial nomination process and keep his hat in the ring; C.J. completely misreads Ben's intentions; Donna tracks down an AWOL Ryan; an opening is created on the Supreme Court; in an effort to redefine Abbey's image with the press, C.J. sets her up to do a public service announcement with the Muppets, which inspires Ellie to stand up before the press in defense of scientific research unhampered by politics.

Hours before the CAFE standards amendment is defeated, Josh succumbs to the lure of test driving a monster SUV while shopping for a Prius and gets into a fender-bender that proves embarrassing to the administration, so he's saddled with heading up a task force on alternative energy sources; after hosting a surprise graduation party for Charlie, Zoey agrees to his taking her out to a thank-you dinner; Annabeth educates Toby on the art of "charm and disarm" in handling the press; Charlie is offered an attractive way out of his employment dilemma; Kate extents a hand of friendship and support to Donna; C.J. gets some crucial insight from Leo on keeping Jed healthy; Margaret's plan to redecorate Leo's former office meets with resistance from her new boss.

On the day after Bartlet gives his last State of the Union address, Leo returns to the West Wing but has difficulty getting the attention of the rest of the staff for a meeting about what to do during the remaining 365 days of Barlet's term. Kate and C.J. have to deal with emergencies in Bolivia and North Korea. Charlie tries to figure out how to get Congress to support funding for the Earned Income Tax Credit. Toby solicits Annabeth's advice regarding proper behavior for Abbey at a NASCAR event. Will asks why they originally chose Russell to be Vice President. And Bartlet seems to have recovered most of his strength after his recent bout with MS.

Valentine's Day starts badly when the Iranian air force shoots down a British airliner, killing 100 passengers. The U.K. Prime Minister threatens to retaliate by bombing nuclear reactor sites, which could doom future support for political reformers in Iran. But C.J. has made an agreement with Abbey to allow the President to get more rest, and she is reluctant to awaken him at 5 A.M. to deal with the crisis. Meanwhile, Toby and a visiting law professor answer questions from a foreign delegation that is trying to write a new constitution for the former Soviet Republic of Belarus, and harried staffers pass the buck of Leo's traditional meeting with the new Miss World.