I'm not sure about Sam's scene. (both preview pictures show the same video) I got 2, the one you posted and a different one. Image quality is not very good, it's an older 150MB mov file that I converted to mp4. No file name, no date.
A gangbang scene featuring Sam:
idk if you guys know this but whores hub . com (close the spaces) has at least 420 full videos on the website. just search "Privatesociety" on there and you'll see them all