Her boyfriend is out of the way, and she jumps on his best buddy's fat cock! And who cares about ruined relationships! See how wild girlfriends and their guy's best friends get when fucking each other like rabbits. ENTER MYBROSGF.COM RIGHT NOW!
I don't know their language, but clearly they were innocent. He would have been giving her knee a kiss had the boyfriend been clear that it was where the injury was instead of her tender pussy. She naturally assumed he knew how to treat her injured knee with this therapy. Giving her the injection in the knee was not an option since he only has a vaginal syringe.
I believe he did a good job keeping her comfortable instill that asshole got back.