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1. The Duty of an Omega by Anonymous

   Fandoms: Blue Lock (Manga), Blue Lock (Anime)  

   • Explicit
   • No Archive Warnings Apply
   • M/M
   • Complete Work

   30 Sep 2025

   Tags

   • No Archive Warnings Apply
   • Itoshi Rin/Itoshi Sae
   • Itoshi Rin
   • Itoshi Sae
   • Itoshi Rin Has a Vagina
   • Itoshi Sae Has a Big Dick
   • Bottom Itoshi Rin
   • Omega Itoshi Rin
   • Alpha Itoshi Sae
   • Alpha/Beta/Omega Dynamics
   • Vaginal Sex
   • Multiple Orgasms
   • Itoshi Sae Has an Ass Fetish
   • Incest
   • Sibling Incest

   Summary

   Rin's duty as an omega is to satisfy his alpha, so he had to endure his brother Sae's heat until he was satisfied.

   After all, it's not like it's the first time they've spent heat together; Rin already has more than enough experience to make his alpha happy.

   Series

   • Part 5 of If there is an endless love

   Language:

   English

   Words:

   3,847

   Chapters:

   1/1

   Collections:

   1

   Comments:

   9

   Kudos:

   299

   Bookmarks:

   16

   Hits:

   6,649