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. Duty Calls by gunstreet, lorvee

   Fandoms: Star Trek, Star Trek: Alternate Original Series (Movies)  

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

   26 Mar 2026

   Tags

   • No Archive Warnings Apply
   • James T. Kirk/Spock
   • James T. Kirk
   • Spock (Star Trek)
   • Sarek (Star Trek)
   • Post-Movie: Star Trek Beyond (2016)
   • Misunderstandings
   • First Time
   • Developing Relationship
   • sperm donation (Vulcan style)
   • he doesn't want to be a dad
   • that's a job for OTHER Vulcans
   • He Just Wants To Be Helpful
   • aka Spock attempts to jerk off in a cup but he needs assistance
   • something something Vulcan biology
   • Awkward Conversations
   • AOS Sarek the only Sarek with rights
   • he is still not winning any father of the year prizes tho
   • Phone Sex
   • Bottom Spock (Star Trek)
   • lil bit of a breeding kink
   • Dirty Talk
   • Masturbation
   • Digital Art
   • NSFW Art

   Summary

   Spock, feeling certain responsibilities to help ensure the prosperity of his people, has planned a short journey to New Vulcan. He can't say he expected his brand-new relationship with his captain to become a factor, but he's willing to adapt as necessary.

   Written by gunstreet and illustrated by lorvee.

   Language:

   English

   Words:

   9,600

   Chapters:

   1/1

   Collections:

   1

   Comments:

   30

   Kudos:

   127

   Bookmarks:

   22

   Hits:

   1,070