Adult Content Warning

This work could have adult content. If you continue, you have agreed that you are willing to see such content.

• Yes, Continue
• No, Go Back

If you accept cookies from our site and you choose "Yes, Continue", you will not be asked again during this session (that is, until you close your browser). If you log in you can store your preference and never be asked again.

1. Booty so big... by raysheep

   Fandoms: ZEROBASEONE | ZB1 (Korea Band)  

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

   27 Oct 2025

   Tags

   • No Archive Warnings Apply
   • Park Gunwook/Seok Matthew
   • Seok Matthew
   • Park Gunwook
   • ZEROBASEONE | ZB1 Ensemble
   • Shen Quanrui | Ricky
   • Top Park Gunwook
   • Bottom Seok Matthew
   • Plot What Plot/Porn Without Plot
   • Rimming
   • Face-Sitting
   • Park Gunwook Has a Big Dick
   • Hyung Kink
   • Crack Treated Seriously
   • Seok Matthew Has a Big Butt
   • Matthew's Tits
   • Stairmaster Incident
   • Ricky is so done with them
   • Canon Compliant
   • Belly Bulge
   • Basically all my favorite Mattparkz tropes in one fic

   Summary

   Gunwook didn't think his Stairmaster recommendation would have such a big impact. But damn, Matthew's butt looked good these days.

   ~

   Or: Is it normal to want your hyung to sit on your face?

   Language:

   English

   Words:

   5,254

   Chapters:

   1/1

   Comments:

   10

   Kudos:

   200

   Bookmarks:

   24

   Hits:

   2,752