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1. how to score your professor’s sister by khaelnihal for meownaxa

   Fandoms: 崩坏：星穹铁道 | Honkai: Star Rail (Video Game)  

   • Explicit
   • Creator Chose Not To Use Archive Warnings
   • F/M, M/M, Multi
   • Complete Work

   21 Mar 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Anaxa/Diotima/Phainon (Honkai: Star Rail)
   • Anaxa/Phainon (Honkai: Star Rail)
   • Anaxa/Diotima (Honkai: Star Rail)
   • Phainon/Diotima (Honkai: Star Rail)
   • Phainon (Honkai: Star Rail)
   • Anaxa (Honkai: Star Rail)
   • Diotima (Honkai: Star Rail)
   • Plot What Plot/Porn Without Plot
   • Dead Dove: Do Not Eat
   • Sibling Incest
   • Self-cest
   • (Almost)
   • Threesome - F/M/M
   • Established Relationship
   • Cheating
   • kind of...? lets just say its
   • ethical cheating
   • Foot Jobs
   • Scissoring
   • Titjob
   • Vaginal Sex
   • and a whole lot of weird incestuous sexual tension foreplay...?
   • AKA phainon getting some sibling action: The Fic

   Summary

   Is it cheating if his sister-in-law looks like the very mirror image of his wife? Phainon has mixed feelings—Anaxa not so much.

   Series

   • Part 2 of How To Woo Your Professor

   Language:

   English

   Words:

   15,555

   Chapters:

   1/1

   Comments:

   11

   Kudos:

   22

   Bookmarks:

   1

   Hits:

   198