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1. Brother from another mother by Ueberlebensunfaehig

   Fandoms: ZEROBASEONE | ZB1 (Korea Band)  

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

   31 May 2026

   Tags

   • No Archive Warnings Apply
   • Park Gunwook/Seok Matthew
   • Park Gunwook
   • Seok Matthew
   • Grinding
   • Dry Humping
   • Making Out
   • Size Difference
   • Size Kink
   • Seok Matthew is a Brat
   • why is that not a tag yet
   • Park Gunwook is down bad
   • Park Gunwook is a pervert
   • just like the author
   • perverts

   Summary

   #brotherfromanothermother

   Gunwook cannot believe what he is reading when he just had his tongue down Matthew's throat

   Language:

   English

   Words:

   1,203

   Chapters:

   1/1

   Comments:

   5

   Kudos:

   89

   Bookmarks:

   10

   Hits:

   791