Music lesson ends in quickie sex with the teacher.

The way it had all started was as improbable as it was believable. For each of them followed the trail of the other until they finally found a way to see each other and do what they had always been looking for. The evening of that night, each arrived at the classroom in turn. She played the role of the stern and strict teacher, who with just a look put him to the limit, he was the little student who could not find a way to let himself in and every mistake was equivalent to a punishment, a few small strokes and caresses that put him to the limit, when he could only think of taking her by the waist and make her his like so many times before.