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. The Ways by StrangeSapphic

   Fandoms: Dr. STONE (Anime & Manga)  

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

   21 Oct 2026

   Tags

   • No Archive Warnings Apply
   • Nanami Ryuusui/Nanami Sai
   • Nanami Ryuusui
   • Nanami Sai
   • Female Nanami Ryuusui
   • Alternate Universe - Gender Changes
   • First Time
   • Teaching
   • Bottom Nanami Ryuusui
   • Top Nanami Sai
   • Vaginal Sex
   • Vaginal Fingering
   • Creampie
   • Mommy Kink
   • Sibling Incest
   • Incest

   Summary

   "Make me cum and I'll let you fuck me." Ryusui says around another gasp. "You want that right? You wanna know what your baby sister's pussy feels like?"

   •

   Ryusui teaches her brother how to pleasure a woman.

    

   Kinktober 2026 day 19: mommy kink; and day 25: first time

   Series

   • Part 7 of Kinktober 2026

   Language:

   English

   Words:

   2,430

   Chapters:

   1/1

   Comments:

   4

   Kudos:

   6

   Hits:

   123