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1. Rusted World of Pretend by MistyBlue_ShadowDance

   Fandoms: Kuroshitsuji | Black Butler  

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

   24 Aug 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Sebastian Michaelis/Ciel Phantomhive
   • Sebastian Michaelis
   • Ciel Phantomhive
   • Post-Canon
   • Hurt/Comfort
   • Established Relationship
   • kinda. Sebastian sees them as married while Ciel still stubbornly refuses to label it
   • Love Confessions
   • Post-Traumatic Stress Disorder - PTSD
   • Suicidal Thoughts
   • Immortality-induced depression
   • Demon Ciel Phantomhive
   • Based off the manga canon but with Kuro II’s ending
   • severely out of character
   • they actual discuss their feelings

   Summary

   Sebastian and demon!Ciel move back to London just in time for Ciel’s one hundred fiftieth birthday, but the milestone, as well as his unreadiness to confront his past, only brings him doubts on how well he can handle an immortal life with Sebastian.

   Language:

   English

   Words:

   7,127

   Chapters:

   1/1

   Comments:

   5

   Kudos:

   36

   Bookmarks:

   6

   Hits:

   226