"Proximity," I thought. "It's got to be something to do with close physical proximity for a reasonable length of time." But there had to be more to it...than that. I had also spent some time closeted with Brian (my boss: nothing much in the way of intelligence or drive, but a consummate office politician, hence his rapid rise) and Linda (the Personnel Officer: with the company since the dawn of time and due to retire shortly; tall, skinny, and efficient), but they had not behaved in any unusual. My wife was not as beautiful but was very caring and loving. I was depressed of the past and in some days I told everything to my wife and she accepted that friendly and assured me that she is looking for future and asked me to get away of the past and begin a new future. We started from there and gradually our relation improved. Sex life was more than average with my wife. I am saving the story of the night when we lost our virginity for a later stage.The lady of my this story is my sister in. Sighing, she open her mouth, letting me in to lick inside, pushing for her tongue to tangle with mine, gaining confidence she pressed her lips against mine, Turning my hand over, I squeezed her tiny breast, bringing my finger and thumb closer her to her nipple, pinching and rolling the flesh, she pushed herself forward into my grasp so I tightened the pressure causing her to moan into my mouth. Alice had stood up and moved to kneel on the bed behind Sarah, stroking her shoulders and down her. He soon concentrated his attention of this small flesh projection that was in all evidence a center of excitement for Anna. He seized the morsel between his teeth and he began sucking hard on it. Anna reacted by rhythmically squeezing his head with her thighs and soon he was rewarded with an unexpected emission of cunt's juice. This was accompanied by the sudden rigidity of her whole body while she emitted strange noises as if she were in pain.When at last her body began to relax a little, he.