Characters: McKay, Sheppard, Zelenka, Beckett
Relationships: Beckett/Zelenka with implied Sheppard/Zelenka/McKay/Beckett
Warnings: Smut, bondage, toys, voyeurism
Summary: Part of the Geometry of Desire series.
Disclaimer: Undoubtedly I own them, and a whole lot of other things, in some universe, but not this one.