A serious-looking beauty is studying in the library. She's been sitting there for a long time, so her skirt is steamy! I sneak up behind her so she won't notice, and in a blind spot in the library, I rub my erect penis against her skirt and cum all over her! I continue groping her even after I've squirted loads of semen! At first, the beauty was confused, but gradually she started to feel it, so I made her feel so good she went crazy!