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1. A Spark of Inspiration by PrincessPhainon (1864_9158)

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

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

   07 Jan 2026

   Tags

   • No Archive Warnings Apply
   • Mydei/Phainon (Honkai: Star Rail)
   • Castorice & Phainon (Honkai: Star Rail)
   • Castorice & Mydei (Honkai: Star Rail)
   • Castorice & Mydei & Phainon (Honkai: Star Rail)
   • Mydei (Honkai: Star Rail)
   • Phainon (Honkai: Star Rail)
   • Castorice (Honkai: Star Rail)
   • Chrysos Heir Members (Honkai: Star Rail)
   • Top Mydei/Bottom Phainon (Honkai: Star Rail)
   • Top Mydei (Honkai: Star Rail)
   • Bottom Phainon (Honkai: Star Rail)
   • Phainon Has a Vagina (Honkai: Star Rail)
   • Mydei is Down Bad (Honkai: Star Rail)
   • Phainon is Down Bad (Honkai: Star Rail)
   • Established Relationship
   • Myphai are Married (Honkai: Star Rail)
   • Modern AU
   • Castorice writes BL novels and Phainon was her first muse
   • Castorice and Phainon are Best Friends (Honkai: Star Rail)
   • Asexual Castorice (Honkai: Star Rail)
   • Loving Banter
   • Phainon is a Brat (Honkai: Star Rail)
   • Mydei is a Brat Tamer (Honkai: Star Rail)
   • Possessive Mydei (Honkai: Star Rail)
   • Acting
   • Freak4Freak Myphai
   • Flirting
   • Sexual Tension
   • Resolved Sexual Tension
   • feminine terms for genitalia
   • referenced exhibitionism
   • Referenced Public Sex
   • Referenced Sex atop a dromas
   • Mydei has No Shame (Honkai: Star Rail)
   • Phainon has No Shame (Honkai: Star Rail)
   • Phainon is a Slut (Honkai: Star Rail)
   • Phainon is a Whore (Honkai: Star Rail)
   • Nipple Play
   • Belly Bulge
   • Biting
   • Overstimulation
   • Rough Sex
   • Mating Press
   • pain play
   • Phainon is a Masochist (Honkai: Star Rail)
   • Slight dom and sub dynamics
   • Making Out
   • Dirty Talk
   • Roleplay
   • Tyrant Mydei x War Prize Phainon
   • Consensual Non-Consent
   • Rape Play
   • Rape Roleplay
   • Asphyxiation
   • Choking
   • Porn With Plot
   • Fluff and Smut
   • Voyeurism
   • Breeding Kink
   • Myphai invite Castorice to watch them have sex and she accepts
   • Cervix Penetration
   • womb fucking
   • Creampie
   • Unrealistic Sex
   • unrealistic amounts of cum
   • Vaginal Sex
   • Vaginal Squirting and Ejaculation
   • Omorashi
   • Watersports
   • Phainon pees himself while Mydei is inside him and Mydei enjoys it because he’s a FREAK
   • Somnophilia
   • Consensual Somnophilia
   • Feminization
   • Impregnation play

   Summary

   Castorice needs inspiration for her newest BL book. Who else could do it best but her first and only muse and his ever-doting husband?

   Please fully read content warnings in Beginning Author's Note.

   Series

   • Part 25 of Honkai: Star Rail - Phainon

   Language:

   English

   Words:

   10,149

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   1/1

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