Silvia has a modest following; capitalize on that.
Did the talented previous director (Mike Metropolis) abandon ship? This uncredited Hispanic hodgepodge is very much unlike his efforts. In the best of the bouts, Lluna and Diana receive a modest humping from an uncredited dick-for-hire, and the girls never seem to tire of each other while one of them is smuggling a pork sausage up her crack.
To their credit these plain-looking ladies are [a bit] hornier than domestic maidens, but all the nasty sucking 'n fucking in the world becomes useless if the viewer can't get turned on by a pretty face.
Once the action reaches an arousing pace, look out. Viewers can expect the action to be undone by a battery of technical glitches: poor transfer, tinny sound, inaccessible bonus scenes, etc.