Marriagetoxin Week 2026

Series Metadata

Listing Series

• something old, something new by ElfCollaborator

  Fandoms: Marriagetoxin (Manga)  

  • Teen And Up Audiences
  • Creator Chose Not To Use Archive Warnings
  • M/M
  • Complete Work

  22 Jun 2026

  Tags

  • Creator Chose Not To Use Archive Warnings
  • Gero Hikaru/Kinosaki Mei
  • Kinosaki Mei
  • Arashiyama Kimie
  • Gero Hikaru (mentioned)
  • Angst with a Happy Ending
  • no beta we die like nabe
  • Character Study
  • Wedding
  • Internalised Homophobia
  • references to kinosaki fandom discourse
  • arashiyama shows up because i love her
  • Manga Spoilers

  Summary

  It is the day of Mei and Hikaru's wedding, and Mei has a lot to think about.

  (Marriagetoxin Week Day 1: Wedding/marriage AU)

  Series

  • Part 1 of Marriagetoxin Week 2026

  Language:

  English

  Words:

  3,112

  Chapters:

  1/1

  Collections:

  1

  Comments:

  11

  Kudos:

  39

  Bookmarks:

  4

  Hits:

  177

• he once was a true love of mine by ElfCollaborator

  Fandoms: Marriagetoxin (Manga)  

  • Teen And Up Audiences
  • Creator Chose Not To Use Archive Warnings
  • M/M
  • Complete Work

  22 Jun 2026

  Tags

  • Creator Chose Not To Use Archive Warnings
  • Gero Hikaru/Kinosaki Mei
  • Arashiyama Kimie/Himekawa Kyoko
  • Gero Hikaru
  • Kinosaki Mei
  • Arashiyama Kimie
  • Himekawa Kyoko
  • the entire gang
  • except kirara because go away
  • Alternate Universe - Fantasy
  • No Spoilers
  • no beta we die like the fire clan

  Summary

  A master of poisons and toxins encounters a creature of delicate porcelain and clay.

  (Marriagetoxin Week Day 2: Magical AU)

  Series

  • Part 2 of Marriagetoxin Week 2026

  Language:

  English

  Words:

  4,935

  Chapters:

  1/1

  Collections:

  1

  Comments:

  3

  Kudos:

  11

  Bookmarks:

  2

  Hits:

  92

• drinking weedkiller to increase your hanahaki resistance by ElfCollaborator

  Fandoms: Marriagetoxin (Manga)  

  • Teen And Up Audiences
  • Creator Chose Not To Use Archive Warnings
  • M/M
  • Complete Work

  24 Jun 2026

  Tags

  • Creator Chose Not To Use Archive Warnings
  • Gero Hikaru/Kinosaki Mei
  • Gero Hikaru
  • Kinosaki Mei
  • Arashiyama Kimie
  • Leo Beppu
  • everyone but the fire clan gets mentioned i guess
  • and kirara but who cares about her
  • Hanahaki Disease
  • Alternate Universe - Canon Divergence
  • sorta follows canon but not really
  • spoilers for sanctuary arc
  • arashiyama shows up again because i love her
  • Implied Sexual Content
  • also apparently the first time beppu is actually in a fic here so go figure
  • surprisingly little angst for a hanahaki fic
  • no beta we die like naruko's brother

  Summary

  In a world where flowers grow out of your lungs to kill you, the weedkiller specialist is king.

  (Marriagetoxin Week Day 4: Hanahaki AU)

  Series

  • Part 3 of Marriagetoxin Week 2026

  Language:

  English

  Words:

  6,275

  Chapters:

  1/1

  Collections:

  1

  Comments:

  4

  Kudos:

  14

  Bookmarks:

  1

  Hits:

  110

• now count up your marriages by ElfCollaborator

  Fandoms: Marriagetoxin (Manga), Kamen Rider W  

  • Teen And Up Audiences
  • Creator Chose Not To Use Archive Warnings
  • M/M
  • Complete Work

  27 Jun 2026

  Tags

  • Creator Chose Not To Use Archive Warnings
  • Gero Hikaru/Kinosaki Mei
  • Nakagawa Piichi/Arimura Marin
  • Gero Hikaru
  • Kinosaki Mei
  • Nakagawa Piichi
  • Arimura Marin
  • Leo Beppu
  • Arashiyama Kimie
  • Himekawa Kyoko (mentioned)
  • Crossover
  • Alternate Universe - Detectives
  • Alternate Universe - Fusion
  • no beta we die like birdball guy
  • also can someone else write marin and piichi fic they cant only have have a crossover fic written by a crackhead

  Summary

  A glimpse into life in the city of Fuuto, at the Gero Detective Agency, where Gero and Kinosaki protect those in need of their help as the two-in-one Kamen Rider Double!

  (Marriagetoxin Week Day 7: Crossover AU (Kamen Rider W))

  Series

  • Part 4 of Marriagetoxin Week 2026

  Language:

  English

  Words:

  13,803

  Chapters:

  2/2

  Comments:

  1

  Kudos:

  4

  Bookmarks:

  1

  Hits:

  55