With a sudden desire I let go of my sister and stood up, tossed my towel aside and then laid back down the opposite way so that my head was at her legs, near her crotch. She giggled happily and lifted her leg wider and immediately grabbed my penis and gently began to touch and feel it. I bent my head down to gaze between my sister's legs and looked with wonder at her body. I brought my hand back up to touch her, ever so gently and tenderly feeling her softness. I admired the silky curl of each golden hair on her pussy lips, and inhaled her fragrance. I...