Revenge Road

Revenge Road is a Kimagure Orange Road fanfic that is one of the most infamous revenge fics on the internet. In it, Hikaru, having been rejected by Kyosuke, tries one last desperate attempt to get together with Kyosuke. When that fails due to her having been with an impostor, she murders the real Kyosuke and Madoka.

Can be found here.

Tropes associated with Revenge Road:
""But if I wasn't ever going to be happy again, then I would make sure that they wouldn't be alive to enjoy their happiness.""
 * All Just a Dream: Kyosuke wakes up to realize this is a dream, only for Madoka to answer the door and get shot.
 * Ax Crazy: Hikaru
 * Big No: As Kyosuke realizes the dream is in fact, becoming reality.
 * Boom! Headshot!: Hikaru's method of killing Madoka, something of a mercy compared to...
 * Cold-Blooded Torture: Kyosuke suffers an agonizing death from being stabbed in the throat, then tortured to death with knives.
 * Cruel and Unusual Death: Kyosuke.
 * Despair Event Horizon: Hikaru crosses it after the real Kyosuke returns.
 * Evil Laugh: Hikaru, often in mid-narration.
 * Green-Eyed Monster: Hikaru, jealous of the happiness Kyosuke and Madoka share more than Madoka for having Kyosuke.
 * If I Can't Have You: Hikaru regarding Kyosuke and Madoka.

""Another thing I learned was that the only way to ever solve your problems was through violence""
 * Instant Death Bullet: Hikaru to Madoka as a form of mercy.
 * Knife Nut: Hikaru
 * How We Got Here: Hikaru narrates this story as she's being interrogated by the police.
 * Murder Is the Best Solution: In Hikaru's mind.


 * Murder the Hypotenuse: Interestingly enough, Hikaru believes Madoka, for being her friend, deserves more mercy than the one who rejected her, and kills her with a head shot.
 * Punctuated Slashing: Hikaru tells Kyosuke her different grievances each time she slashes him.
 * Really Gets Around: Hikaru has sex with many men while in New York. Uh...
 * Revenge: Hikaru's motivation.
 * Revenge Fic: One of the most infamous examples on the internet.
 * Say My Name: Kyosuke after Madoka's murder.
 * Shout-Out: To Fatal Attraction, in how Hikaru kills Kyosuke, and to Psycho as Hikaru starts gleefully talking about her doing so.
 * Stalker With a Crush: Hikaru's repeated and obsessive efforts to win Kyosuke back.
 * Tears of Remorse: Kyosuke is "overcome with remorse" as he cries over Madoka's body, possibly out of a belief that he caused this to happen, although it's never explained.
 * Woman Scorned: Hikaru.
 * Villain Protagonist: The story is mainly told through Hikaru's point of view.
 * Yandere: Hikaru.