Is it my impression or did you also notice that in many of Silvia's scenes the way she looks at the cameras makes us feel like we're in the scene and even like we're cucks?
Imagine that Silvia is your wife. And she had never done adult films, but she would be a hotwife. Imagine her at the height of her beauty as in the photo below, on a nudist beach. What reactions do you think people on the beach would have when they saw y