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1. Insert Stellaron into Black Hole by Sirus_FoxDragon

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

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

   14 Aug 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Stelle/Welt Yang (Honkai: Star Rail)
   • Stelle (Honkai: Star Rail)
   • Welt Yang (Honkai)
   • Bottom Welt Yang (Honkai)
   • Top Stelle (Honkai: Star Rail)
   • Alpha/Beta/Omega Dynamics
   • Stelle Has a Penis (Honkai: Star Rail)
   • Welt Yang Has a Vagina (Honkai)
   • Alpha Stelle (Honkai: Star Rail)
   • Omega Welt Yang (Honkai)
   • Mating Cycles/In Rut
   • Mildly Dubious Consent
   • Anal Sex
   • Vaginal Sex
   • Oral Sex
   • Come Inflation
   • Breeding
   • Knotting
   • Marathon Sex
   • Rough Sex
   • Deepthroating
   • Cervix Penetration
   • lmk if i missed any tags

   Summary

   Stelle's first rut. As the only omega on the Express, it falls to Welt to help her through it.

   Language:

   English

   Words:

   2,898

   Chapters:

   1/1

   Comments:

   3

   Kudos:

   40

   Bookmarks:

   8

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   1,218