Sibling x Girlfriend 6 - Game Night with Peakwoods
"okay...but why did she suddenly decide you needed to meet her sister-in-law?" "get this," he chuckled, "their internet's down. so she and rikko had the bright idea to introduce kita to ttrpgs.
Wild Brotherhooves Night
Twilight offered to work alongside her sister-in-law in his place. and spike was there to hammer home the fact that shining needed a break. just one day with him and the other guys. that got a smile out of him and he finally agreed.
Just a favor - a.k.a. Family ties Part1
No offense, she's a hottie, but...she's my sister-in-law!" james balked, sure he'd fantasized about his sister's wife before, but this was something else entirely.
Found (Ch. 2)
Dawn couldn't find it in herself to be angry with her sister-in-law. she too knew that qali could be quite persistent, the arctic vixen having some boundary issues, and also knew that vanna was truly remorseful.
Family Matters P2 - Chapter 5
As always, kenny thought to bring the law into this and arrest his brother-in-law and sister-in-law for drugging and attempted rape, but diego made it quite clear that there was likely to be a lot of shade thrown at eisley for getting into the situation.
Chapter VIII: Opportunity
Alice shook her head at her sister-in-law's shamelessness, "you only want poor ruby to touch all your naughty bits for you, gerti." gertrude feigned innocence, "why, i am cut to the quick, alice!"
Utopolis 1
The night went on merrily, gus meeting with the circle of friends brady had accumulated, his sister-in-law, nephews and niece.
Chapter 5: Imprisonment, Escape, Going home, An Audience with Princess Luna, and an offer of Magic Lessons???
Last i heard you were still at the crystal city with your sister in law and brother prince shining armor."
A Lamb Among Wolves Ch:41
Vernon pulled his head back, leveling his gaze at his sister-in-law.
Ultimate Furry Crossover: An Adult Choose Your Own Adventure, Entry 47
Slaves, twilight realized, that she recognized even more surely than sombra himself: they were her brother and sister-in-law, shining armor and princess cadence!
Hurricane Kim Chapter 1
"then don't talk about your sex lives when i'm helping out and walking beneath sister-in-law." "alright, alright! i'm blushing enough, just stop!
A Wager's Whore - Commission for Ragnorak (Ragnorak-MAL in FA)
It was then that he realized just how skilled violet really was with her tongue as he pushed downward, causing him to dive deeper into his sister-in-law's mouth with his cock sheathed down her gullet.