I have always liked people without complexes, who can come to the beach or out into nature and have sex when they feel like it. Or a group of people who like a gangbang. Fresh air is always a good thing, especially when you're having raucous sex. This video is proof that there are a lot of people like that. I myself don't mind having sex in nature with a beautiful girl.
What can I say - she did a great job! We had a couple of ladies in our group who thought that it was much easier to pay in kind to the professor than to be up all night cramming incomprehensible formulas and dates. But here, as they say, it is a matter of what you learn!