Her exposed breasts, white triangles framing her perfect, rose coloured nipples, freckles dipping down her chest and forming an inviting ‘v’ betwe...en her breasts. My mouth devoured one, then the other, relishing the responsive puckering centres, biting gently, eliciting a gasp from her. Her hands in my hair, almost directing my movement around her breasts. My fingers moved between her legs, the back of my knuckles stroking her mound, feeling the heat beneath. Her legs parted, pushing herself. My eyes grew as big as saucers as I stared at her large breasts bared in the bright sunlight."Suck them!" Cindy said and pulled my head down.I was fairly sure that no one could see us on the top of the tower and we could see anyone coming up the trail long before they got to the tower. So I relaxed and began to suck on her offered nipple. I sucked and licked first one nipple then moved to the other, leaving them both wet with my saliva. I cupped one breast in my hand and squeezed the nipple.. " Sammi giggled"Turn round, then darlin' and let's get to it."Sammi moved off Daddy's legs and turned round, showing me her front for the first time. She had boobs! Where did they came from. They were pert and about a B-cup. (the Internet is a wonderful thing!) My gaze moved down as she knelt in front of my father, swaying from side to side, and rested on the front of her thong. I had never seen Sam's penis before and the head was peeking out from the top of her underwear. I thought we were. We are left standing for a while, and I notice my bodygetting hotter. Then jets of cold water come on and wash the gunk off.Our body hair has gone with it. Jets of air dry us off. We look at eachother nervously, but cannot move or talk.The girls return and we are marched back to the room. "Chrissie!" Diana orders. "Take this collar and fit it round Alice'sneck."The collar is made of metal, but covered with pink material with "Alice"picked out in diamante at the front. Chris puts it round my.