Whether we're watching one or two couples at a time, every scene plays out the same way: b.j., straight fuck, anal, and j.o. on the ladies' faces. While the sex isn't bad, the lack of variety dulls things down a bit.
On the tech side, although the lighting is ample, the low-contrast flood makes for a sterile-looking environment. And while Vince Vouyer is credited with an appearance, he never shows up on tape.