I stood up, opened my shorts and pulled my member free and standing there with my pants around my ankles I proceeded to masturbate, imagining myself i... the pictures and enjoying the air on my exposed privates and ass. Hey why not film myself jerking off, I thought, and I set my camera up and stood in front of it as I continued jerking off. Then the shit hit the fan so to speak as I heard voices coming closer through the trees. I took a rushed step towards my camera and tripped over my pants. As a forty year old man my sex life is regular but somewhat routine with my wife of 16 years. I secretly craved excitment but never really went looking for sexual adventure, so what happened with my sister was accidental.I had booked a holiday for my wife and I to relax after a hectic year, our plan was to go to the sun for 2 weeks chill out and do nothing spectacular, the one thing we do enjoy is nude sunbathing and have done for many years always holidaying close to nudist beaches this is a. Lick me clean."With that she lowered herself a little so that her come-coated pussy lips just brushed my face. I eagerly stuck out my tongue and licked, gently at first and then with increasing fervor, at her deliciously salty pussy lips. Thoughts raced through my mind as I licked at her, "Think where this gorgeous pussy has been tonight, think of the cum hidden deep within her." I had an exciting mix of jealousy, lust, and love for my enchanting and powerful wife.She loved what I was doing to. Finally, Friday evening arrived. She put on clothes that seemedappropriate for an execution: simple dark blue slacks and a white blouse. Peterwas waiting near the club entrance. He asked, "Do you still want to behanged?" She had wondered that many times that week, until about Thursday,when she decided that she wasn't going to miss the chance to fulfill thefantasy she'd had since she was a teenager. Without hesitation, she said"Yes."They got into his carand drove to his house. It was dark.