The teacher is pretty advanced - letting students fuck in front of her and giving her advice is cool. Sure, the student was a little shy at first, but that passed quickly. I, too, think we need hands-on sex lessons, then it will be proper and safe. And still the guy cum on the boobs of the teacher - after all, the students have to somehow thank her for teaching them.
Lady looks like a long time unsatisfied walks, if so easily with her son and daughter was able to go to such sexual intercourse, while she herself has inclined them to it. The son was not confused, noticing through the keyhole what the mother and sister were doing, decided not to lose the opportunity and joined in. Especially since he had previously looked at family photos and became aroused. It was a sin not to take advantage of the depravity of his family.
What about me? I want to do it too