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. Mates by throughmyteeth

   Fandoms: Harry Potter - J. K. Rowling  

   • Explicit
   • Underage Sex
   • M/M
   • Complete Work

   25 Mar 2026

   Tags

   • Underage Sex
   • Sirius Black & James Potter
   • Sirius Black/James Potter
   • Sirius Black
   • James Potter
   • Detention
   • First Time
   • First Kiss
   • Friends to Lovers
   • Porn With Plot
   • Porn with Feelings
   • only kinda
   • Shameless Smut
   • Mutual Masturbation
   • Redefining Friendships
   • Mutual Pining
   • Hand Jobs
   • Dry Humping
   • Frottage
   • Frotting | Rubbing Penises Together
   • Sexual Experimentation
   • No Strings Attached
   • Bisexual James Potter
   • Bisexual Sirius Black
   • Marauders Era (Harry Potter)
   • Young Sirius Black
   • Young James Potter
   • Sirius Black is a Little Shit
   • James Potter is a Little Shit
   • Classroom Sex
   • Semi-Public Sex
   • Public Sex
   • Orgasm Delay
   • Aftercare
   • Ambiguous/Open Ending
   • Ambiguous Relationships
   • Marking
   • Biting
   • Teasing
   • Dirty Talk
   • Implied Jealousy
   • Light Angst
   • I only want you

   Summary

   "I don't want any of them," Sirius said, quieter now, the teasing still there but edged with something that made the words land heavier.

   "Besides... why bother when I've got you?"

   Language:

   English

   Words:

   2,629

   Chapters:

   1/1

   Comments:

   6

   Kudos:

   58

   Bookmarks:

   7

   Hits:

   989