I left her naked and alone at the computer. I grabbed a cold beer from the fridge and sat down in my easy chair. A couple of hours went by and she was...still intensely reading at the computer. I had to do a double take as I looked at her and saw her legs slightly spread. I could tell her shoulder muscles were moving, but I was in the wrong spot to see anything. I moved without her noticing and saw her fingers rubbing her clit. She must have been doing this for a while as I saw cum dripping off. Now that you've come this far, let your instincts take over. It's no different than finger fucking her, her body will receive you like she does when your cock is inside her. Roll your hand around, twist it, penetrate her back and forth, pull you hand nearly out and push it back in again. Be aware of her movements and move with her, you may find her reacting by trying to ride your hand. 7. Fisting can cause an extreme orgasm for a woman, one that is VERY intense. Her muscles will become very. I rose quickly, stepped into my mules and put mygown on before mincing out through the door and into a small toilet area.My crotch felt very peculiar as I went and as I pulled down my knickersto have a pee I realised why.My penis was no longer in the little bag that Mother had used yesterday.Now it was confined in a small metal lattice which was fixed to a ringheld tightly round its base behind my balls. Sister's voice came frombehind me again."It's called a cock cage, Frilly. You cannot remove. My still erect penis needed to feel of her things, so after inhaling the fragrance of her perfume and womanhood on the panty, began to rub them on my throbbing erection. I stopped, thinking that if she, indeed was going to do laundry, I didn't want her to catch me in the act, and also remembered my aunt's directive to not pleasure myself. I put them back, closed the lid, and went to change. As I walked out of my room wearing a dry pair of shorts, and with my t-shirt and arms over my head, I.