Have you ever had a friend who had a little step-sister and the older she got the more you noticed her. The more she transformed from a into a voluptuous woman the more you wanted to bang her. But you couldn't because that would be wrong, right. You couldn't take advantage of your buddy's sweet little step-sister that way. But if you happen to be hanging out at your buddy's house and spend the night there and his little step-sister comes in and pulls your cock out and decides to show you she's not a anymore by sucking and stroking your schlong, well certainly there is nothing wrong with that is there. She's got to learn somehow right. Might as well learn from a friend