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''Fever Dream'' is a novel by Douglas Preston and Lincoln Child first published in 2010. It is part of their informal [[Literature/AgentPendergast Agent Pendergast series]] and the first novel in the Helen Trilogy story arc.

Twelve years after her death, Agent Pendergast learns a horrible fact about his wife - she was murdered. His grief over her loss renewed, he begins an exhaustive search to bring her killers to justice and learn just why she had to die.

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!!This novel provides examples of:

* AndThisIsFor: [[spoiler: Pendergast lists off all the wrongs the posse did or attempted to do to him and Hayward as he destroys their boats and bar.]]
* AttemptedRape: Tiny's posse tries to rape [[spoiler:Laura]] in the swamp.
* BeethovenWasAnAlienSpy: John J. Audubon's artistic genius was the result of a rare form of avian flu that altered his brain chemistry.
* BoomHeadshot: "Yes, he is most certainly dead."
* CliffHanger: [[spoiler: Pendergast arranges a hunting trip with Judson at the end of the book, but doesn't know that he's been the one trying to kill him throughout the entire novel.]]
* DarkestAfrica: Helen's death took place in Africa and Pendergast's search for the truth begins there.
* DisproportionateRetribution: Inverted. [[spoiler: Pendergast destroys Tiny's Bar in retaliation for him and his gang trying to rape Laura and kill the both of them.]]
* DrivenToSuicide: [[spoiler:How Pendergast deals with Slade]].
* ExactWords: Pendergast promised Hayward ''he'' wouldn't kill [[spoiler:Slade]]. He never said anything about [[spoiler:getting him to do it himself]].
* [[spoiler: FakingTheDead]]: [[spoiler: Charles Slade and June Brodie. Although the the former isn't faking death anymore by the end of the book]]
* FateWorseThanDeath: [[spoiler: Slade's affliction with the avian flu. Hence why Pendergast doesn't see the need to kill him himself and gets Slade to do the deed instead.]]
* HeKnowsTooMuch: [[spoiler: Why Esterhazy kills Blackletter, Blast, Ventura, and nearly Pendergast.]]
* InTheBlood: Discussed about the Doane family. Everyone is convinced the family all went insane because it was in their blood. [[spoiler:They were actually affected by the avian flu strain.]]
* MakeItLookLikeAnAccident: [[spoiler:Helen was murdered by a trained lion used to fake a hunting accident.]]
* TheManBehindTheMan: [[spoiler:Judson Esterhazy]] is responsible for Helen's death.
* TheMole: [[spoiler: Maurice]]
** Although this is later subverted in ''Literature/ColdVengeance''. He was never aware of [[spoiler: Esterhazy's]] real intentions.
* PosthumousCharacter: Helen. [[spoiler:[[{{Literature/ColdVengeance}} Or so it seems...]]]]
* RedHerring: D'Agosta says he thinks the Doane family madness is a red herring.
* RoaringRampageOfRevenge: Pendergast swears to kill those responsible for his wife's death.
** Seems to be the case for Esterhazy. [[spoiler: Subverted when he attempts to kill Pendergast and winds up shooting D'Agosta and it turns out he's carrying out a much darker agenda.]]
* RoomFullOfCrazy: The entire Doane house, which certain rooms show the descent into madness of individual family members.
* TownWithADarkSecret: Sunflower, Louisiana. Everyone gets incredibly defensive if someone asks about the Doane family.
* VigilanteExecution: The sheriff of Sunflower executes Mr. Doane in his home after his entire family has gone mad and died and he has begun perpetrating unspeakable horrors.
* ViralTransformation: In mental capacity.
* WhatTheHellHero: Hayward lays into Pendergast in when [[spoiler: D'Agosta gets shot.]] She even slugs him.
* XanatosGambit: The result of Pendergast's confrontation with [[spoiler: Slade. If he doesn't kill himself, [[CruelMercy then he's stuck living with the affliction that's eaten away at his mind]] [[FateWorseThanDeath so much that death would be a blessing for him]]. If Slade kills himself, then Pendergast accomplishes the goal that he set out for in the first place - namely, the end of the man who ordered his wife's death.]]
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