I usually travel by bus to work , and I like to masturbate if sitting with a lady passenger, (of course without her knowledge.) One day I sat beside a beautiful girl about 20 yrs of age. She was wearing a short mini skirt which exposed much of her thighs. Immediately I had a hard on. I always take the day's newspaper with me to cover myself while masturbating, so I covered myself and took out my hard cock and started to s...