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1. Primacy Effect by SeraphinaLegacy

   Fandoms: One Piece (Anime & Manga)  

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

   28 Mar 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Portgas D. Ace/Sabo
   • Sabo (One Piece)
   • Koala (One Piece)
   • Portgas D. Ace
   • Brief saboala jumpscare
   • het kissing
   • sabo is an unintentional heartbreaker
   • sabo is either very gay or very demi
   • Masochist Sabo
   • sabo like really enjoys dick even without access to one
   • Sex Toys
   • Very light pain play
   • Angst
   • sad ending if read as a standalone
   • Consensual Underage Sex
   • Not just between acesabo
   • between saboala too
   • and also because Sabo is 17 when he starts masturbating to Ace
   • Sabo does inappropriate things to a picture of Ace
   • Bottom Sabo (One Piece)
   • Top Portgas D. Ace
   • I almost forgot those
   • Masturbation
   • Male Solo

   Summary

   It felt like the whole world was telling Sabo that he was supposed to fall in love with Koala. Or at least a girl. Any girl. But it just… wasn’t happening.

   And then he saw the wanted poster of a particular rookie pirate. Portgas D. Ace.

   Series

   • Part 1 of Primacy Effect

   Language:

   English

   Words:

   6,549

   Chapters:

   1/1

   Comments:

   6

   Kudos:

   42

   Bookmarks:

   4

   Hits:

   671