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1. The Sin of Tomorrow by Ceo of bottom undertaker (Zenicchi)

   Fandoms: Kuroshitsuji | Black Butler  

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

   15 Jul 2025

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Sebastian Michaelis/Undertaker
   • Plot What Plot/Porn Without Plot
   • Top Sebastian Michaelis/Bottom Undertaker
   • Anal Fingering
   • Anal Sex
   • Slightly dubious consent until it becomes very enthusiastic consent
   • honestly
   • OOC
   • Past Vincent Phantomhive/Undertaker - Freeform
   • UT is NOT Ciel's grandpa
   • Honestly kinda freaky
   • How the Fuck Do I Tag
   • oh right
   • Smut
   • Angst
   • The Author does not concern himself with canon
   • THAT BEING SAID
   • Canon Compliant
   • mostly - Freeform
   • There's really no plot it's mostly porn with a side effect of 'what'
   • NO BETA! We die like my wallet over phainon
   • Bottom Undertaker (Kuroshitsuji)

   Summary

   "You are afraid of the touch of the living. Am I right, Undertaker?"

   The demon in black exclaims, watching, gaze ever so fierce it might've crushed a normal human. But what would it do to a broken one already?

   Language:

   English

   Words:

   2,523

   Chapters:

   1/1

   Comments:

   6

   Kudos:

   32

   Bookmarks:

   6

   Hits:

   356