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   On a Short Leash by orphan_account

   Fandoms: おそ松さん | Osomatsu-san (Anime)  

   • Mature
   • Creator Chose Not To Use Archive Warnings
   • M/M
   • Work in Progress

   23 Oct 2017

   Tags

   • Creator Chose Not To Use Archive Warnings
   • main relationship
   • Matsuno Karamatsu/Matsuno Choromatsu
   • Matsuno Choromatsu/Matsuno Karamatsu
   • side relationship - Relationship
   • Matsuno Ichimatsu/Matsuno Todomatsu
   • Atsushi/Matsuno Karamatsu
   • Matsuno Karamatsu
   • Matsuno Choromatsu
   • Matsuno Todomatsu
   • Matsuno Ichimatsu
   • Matsuno Osomatsu
   • Atsushi (Osomatsu)
   • Incest
   • Sibling Incest
   • Brother/Brother Incest
   • Alternative Werewolf Lore
   • Werewolf Lore
   • Blood
   • Knotting
   • beastality?
   • Kinda
   • Porn With Plot
   • Public Sex
   • Semi-Public Sex
   • Werewolf Sex
   • Werewolf Karamatsu
   • Pet Play
   • Slow Build
   • More plot then porn
   • Porn in Later Chapters

   Summary

   Karamatsu has been bitten by a werewolf. Despite the rest of the brothers' joke to send Karamatsu to the pound; Choromatsu takes it upon himself to look after him, but a strange love triangle forms involving the werewolf responsible for turning Karamatsu.

   Series

   • Part 1 of Dogs and Cats

   Language:

   English

   Words:

   81,453

   Chapters:

   29/?

   Comments:

   89

   Kudos:

   286

   Bookmarks:

   26

   Hits:

   8,344

   Bookmarked by DVibell

   23 Apr 2026