%%* BadDreams: Sasha, after she kills a man. Leads to [[DrowningMySorrows drowning her sorrows]].

* AlternateUniverse: With an AlternateHistory to match.

* BadassGrandpa: Several, some shown explicitly and others implied. Some are [[RetiredBadass retired]], others not so much.
* BadDreams: Sasha, after she kills a man. Leads to [[DrowningMySorrows drowning her sorrows]].
* CavalryBetrayal: Sasha, the Gurkhas are not here to help you....

* DeadpanSnarker: The ''narration,'' as befits a story told by any incarnation of Shego.
* DidYouJustHaveSex: Both Sasha and Reneca pick up each other's "happy walk".
* DomesticAbuse: Bobby Johnson, boyfriend of the alternative universe Kim.
* TheEmpire: A few, including UsefulNotes/TheBritishEmpire and many other European great powers.

* GreyAndGrayMorality: In the tradition of noir fiction. Even Kim and Ron end up sort of [[ALighterShadeOfGray off-white]].
* HairTriggerTemper: While she's got a better handle on it than Shego, Sasha still has her moments.

* InSpiteOfANail: Pretty much every ''WesternAnimation/KimPossible'' character has a double, though their lives (and world history) are often radically different.
* IntimatePsychotherapy: [[IncrediblyLamePun coupled]] with GladToBeAliveSex, in an unusually well-done way.
* JacobMarleyWarning: Sasha is called in on a child-neglect case: the mother died and the father [[DespairEventHorizon fell completely to pieces]] and started [[DrowningMySorrows drinking heavily]]. Afterwards, she becomes more cautious in her investigation and makes Steve promise to hold himself together if anything does happen to her.
* KnowledgeBroker: Sasha's brother Mike (alt-Mego) has a finger is every pie and knows the dirt on everyone in Go City.
* LawOfInverseFertility: Sasha and Steve, in the {{backstory}}.
* LighterAndSofter: Not [[DarkerAndEdgier the story]], but some of the doubles of villains from the show are positively nice people in this universe.

* TheMafiya: A more rounded portrayal than usual.
* MamaBear: Sasha to her four year old daughter, Marsha.
* NarniaTime: Kim and Ron spend months in the AlternateUniverse, and return home to find that only a few hours have passed.
* ObstructiveBureaucrat: Alt-Sensei, expecting the UsefulNotes/{{Imperial Japan}}ese government to order Kim and Ron eliminated once the reports make their way to the top of the bureaucracy, uses every [[PolitenessJudo protocol maneuver]] he can (such as channeling communications through people hostile to the Yamanouchi school and thus inclined to sit on his reports as long as possible) to delay matters while warning them to make their escape ASAP.
* OfficerAndAGentleman: Montgomery Fiske, Fourth Lord of Niagara. [[spoiler: It doesn't stop him from being rather AffablyEvil, though.]]
%%* OutWithABang: [[spoiler: Avar, courtesy of the Rani.]]

* TheyWouldCutYouUp: The head of the OSS (alt-Nana), warns Kim and Ron that factions in the US government are proposing extreme measures to extract the secrets of interdimensional travel, and that she'll only be able to block them for so long....
* TitledAfterTheSong: several of the chapter titles.

* WhamEpisode: Chapter Thirty-two, when the bad guys [[spoiler: come after Sasha's daughter.]]

%%* WickedCultured: [[spoiler: Lord Montgomery Fiske.]]

''[[http://www.fanfiction.net/s/3560875/1/Nights_in_the_Big_City Nights In The Big City]]'' is a ''WesternAnimation/KimPossible'' fan fiction written by Mr. Wizard.

* ActionGirl: faithful to the source material, you get a whole cast of 'em.
* AlternateUniverse: with an AlternateHistory to match.
* BadassFamily: You get to [[WhamEpisode Chapter Thirty-two]] and... yeah.

* FairCop: Sasha and her partner, Reneca Cramer.
* GoodBadGirl: Sasha is a reformed example.
* GoodPeopleHaveGoodSex: and a lot of it, at that.
* GreyAndGrayMorality: in the tradition of noir fiction. Even Kim and Ron end up sort of [[ALighterShadeOfGray off-white]].

* HappilyMarried: Sasha and Steve Barkin.

* OutWithABang: [[spoiler: Avar, courtesy of the Rani.]]
* PapaWolf: Steve Barkin gets his moments, too. So do a few others.
* ARealManIsAKiller: Played with.

* TranquilFury: Kim, after reading her alternate self's diary.
* TheUnfettered: Chapter Thirty-six is called "Shego With a Badge."
* UnusualEuphemism: "Bounce" and "high note".

* WickedCultured: [[spoiler: Lord Montgomery Fiske.]]

* [[BadassGrandpa Badass Grandparents]]: Several, some shown explicitly and others implied. Some are [[RetiredBadass retired]], others not so much.

* CrypticBackgroundReference: In this universe, [[UsefulNotes/AmericanCivilWar Robert E. Lee]] fought on the Union side and became the 17th President of the United States, the cars run on ethanol, the Pope is a woman and so is God. Details like this are casually thrown out now and then, sometimes because [[{{Foreshadowing}} they will be significant later]], but mostly to [[WorldBuilding create a world]] that's living and working beyond the story.

* DomesticAbuser: Bobby Johnson, boyfriend of the alternative universe Kim.

* OfficerAndAGentleman: Montgomery Fiske, Fourth Lord of Niagara. [[spoiler: It doesn't stop him from being rather [[AffablyEvil affably evil]], though.]]

* [[WhereTheHellIsSpringfield Where The Heck Is Middleton?]] This fic places Middleton in Michigan, which helps give the impression that Go City is [[NoCommunitiesWereHarmed Chicago with the serial numbers filed off]].

* ObstructiveBureaucrat: Alt-Sensei, expecting the {{Imperial Japan}}ese government to order Kim and Ron eliminated once the reports make their way to the top of the bureaucracy, uses every [[PolitenessJudo protocol maneuver]] he can (such as channeling communications through people hostile to the Yamanouchi school and thus inclined to sit on his reports as long as possible) to delay matters while warning them to make their escape ASAP.

* ARealManIsAKiller: played with.

* TranquilFury: Kim, after reading her alternate self's diary.

''[[http://www.fanfiction.net/s/3560875/1/Nights_in_the_Big_City Nights In The Big City]]'' is a ''KimPossible'' fan fiction written by Mr. Wizard.

* InSpiteOfANail: Pretty much every ''KimPossible'' character has a double, though their lives (and world history) are often radically different.

* LoadsAndLoadsOfCharacters: Oh, yes. Almost every ''KimPossible'' character appears, as well as several original ones to round out the Go City police force, the town, and the various families. You get to know most of them quite well.

* TheEmpire: A few, including TheBritishEmpire and many other European great powers.

* CrypticBackgroundReference: In this universe, [[AmericanCivilWar Robert E. Lee]] fought on the Union side and became the 17th President of the United States, the cars run on ethanol, the Pope is a woman and so is God. Details like this are casually thrown out now and then, sometimes because [[{{Foreshadowing}} they will be significant later]], but mostly to [[WorldBuilding create a world]] that's living and working beyond the story.

* [[spoiler:CavalryBetrayal: Sasha, the Gurkhas are not here to help you.]]

* [[spoiler:NarniaTime: Kim and Ron spend months in the AlternateUniverse, and return home to find that only a few hours have passed.]]

* ObstructiveBureaucrat: Alt-Sensei, expecting the {{Imperial Japan}}ese government to order Kim and Ron eliminated once the reports make their way to the top of the bureaucracy, uses every [[PolitenessJudo protocol maneuver]] he can to delay matters while warning them to make their escape ASAP.

----

* GrayAndGrayMorality: in the tradition of noir fiction. Even Kim and Ron end up sort of [[ALighterShadeOfGray off-white]].