Leslie is nervous about her first date with Dave, so Ann takes her on a practice date to help her prepare. Meanwhile, after a local councilman is caught up in a sex scandal, Tom, Ron, April and Mark decide to see who can uncover the worst dirt on each other.

Leslie designs the Pawnee Winter Wonderland Festival, but has to hide from the press when a meeting with a disgraced Councilman lands her in the middle of a sex scandal. Meanwhile, Ron offers to cover for Leslie for the day, and quickly discovers how much work she really does.

Leslie decides to wage war on obesity in Pawnee in her first mission as city councilor by passing a city-wide soda tax. Meanwhile, Andy tries to get in shape for his police-entrance exam, and Ben struggles to connect with the interns in his office.

Leslie helps a local swim team get more practice time by working on a new law that extends the hours at the community pool; Ron finds himself filling a pothole for a local woman (Lucy Lawless) as part of Chris' new plan to solve citizens' problems around the city; April and Ben take a road trip to Pawnee.

Leslie is determined to help a local video store stay in business, while Chris offers Tom advice on how to deal with a difficult employee. Elsewhere, Ann resorts to blackmail to get April to be her friend.

Leslie decides to give the Animal Control Department a much-needed makeover. Ann tries to get Ron the medical attention he needs. Ben, Tom, and Andy recruit donors for their charity foundation.

Leslie works to get rid of outdated laws from the original town charter. April and Ron receive management training from Chris. Ben finds himself in a bidding war against Ann to win a present for Leslie.

Leslie tries to calm a minor scandal that gets blown out of proportion. Tom tries to impress a new love interest, while Ben convinces Ron to prepare a will.

Leslie throws Ben a birthday bash but is forced to leave early for an emergency late-night filibuster. Tom tries to make some memories with his new girlfriend, Ron and Donna go hunting. April reconnects with Andy.

Leslie tries to complete some of her biggest city council goals, like hosting an NFL Play 60 event with the Indianapolis Colts, and trying to add fluoride to Pawnee’s drinking water. Meanwhile, Chris and Ron attempt to bond while building cribs for their future children.

Leslie faces off with Councilman Jamm; Ben gets a new hobby; Tom, April and Donna help Ron sell his cabin.

Leslie comes to terms with her last day in office and plans for the future with Ben. Chris and Ann find out the sex of their child, Andy comes home from London, and Tom looks to the future.

Leslie and Ben run a charity auction to raise funds for the unity concert. April steps in to manage Andy's schedule, while Donna asks Ron for help with her ex-boyfriend.

Leslie and Ron briefly put aside their feud to help old foe Jeremy Jamm escape the clutches of the diabolical Tammy 2. Ben vows to help April discover her true passion in life, while Andy and Tom travel to Chicago.