I had always had a close relationship with my older sister Tammy. She was 15 months older than me, and a total knockout. She has brown hair down to her shoulders, green eyes, tanned, with a very toned body from years of gymnastics. She is about 5'6" 125#. Her breasts are pert and perky at 34C, a nice slender waist a tight, apple-shaped ass, long muscular legs. She used to make me a bit uncomfortable though, she would let...