Old granny film, where mature teacher fucks with her students not for science, but for the pleasure

Old granny porn, where student was so tired of learning, that he stopped to attend classes. Smart teacher wanted to return the motivation of the kid and promised something interesting, if he came. Having come in an empty classroom, the guy was a little confused, but soon learned that surprise was the opportunity to fuck mature teacher. They fucked and woman promised to have sex with him as often as possible, if he won't skip classes.