DescriptionYour girlfriend's sister is staying with you over the weekend, and as you've never met before, she decides to introduce herself to you while you are in the bath...after getting a bit flirty with you, she tells you that she is a model and loves the thought of guys masturbating over her pictures. You ask to see what all these guys are wanking over and she offers to take all her clothes off for you, as long as you don't tell her sister. Sexy Stella notices your knob sticking out of the water- clearly the though of seeing her naked body is really turning you on! So she strips out of her little den