Megan "Sister's Best Friend"

Megan is waiting for your sister to get ready, she has turned up wearing a very revealing top that shows off her big boobs. You have always been a boob man so Megan turning up wearing a small top is your dream, you have always fancied this busty blonde so you decide to tell her how nice her tits are! To your surprise Megan is flattered and tells you to pull your dick out and have a wank over her tits before your sister comes downstairs and catches you.