I'm 50 and my wife G 27 have been married for 5 years and have always indulged each other's fantasies often involving others. Last week I got G dressed in some of her sexy lingerie and a slinky dress that barely covered her and drove out to a fairly secluded spot by the river. G was soon posing for my camera. She peeled off her skimpy dress and soon discarded her bra then bent over and slipped off her tiny panties. I had her posing in all sorts of positions and she soon was playing with herself. Then while she was enjoying herself I gathered her panties and dress and slowly retreated. She was oblivious. I hid behind a bush slightly away from her. She was so engrossed she was unaware. After a good 5 mins with fingers still in her pussy she looked back and realised I wasn't there. She called for me many times to no avail. I could then see she had realised she was in the middle of nowhere in nothing more than heels and stockings and suspenders. From my hidden position I could see a wry smile on her face. She then said "Alright bastard I'll show you". She then started to walk towards the river. I carefully followed her keeping my distance. Soon she was by the riverside and dressed as she was she approached a guy fishing. His face was a picture when he saw her. I then heard her say....