She continues struggling as I shift my weight up a little higher and hold both her wrists with one hand. As she focuses on trying to break the grip of...my one hand I reach over and grab the cord that I had stashed earlier. "What was that!? Do you have handcuffs back there?" she questions as she attempts to turn around and see behind her, still unable to move. "Not exactly." I chuckle as I wrap it around her wrist, but not too tight so that it doesn't cut off circulation. I slide back a little. “Sir, I was having some problems applying that equation you taught us last week, “she said. “Don’t you have a class right now?”he tried to interrupt but she continued. “I tried some problems on them but couldn’t really figure it out, “she said as she moved swiftly to his desk and shoved her textbook right in front of him completely ignoring his question.He sighed and then took a look at her textbook, there scribbled beside each question were some equations. Was this how limited his teaching. . what should I do? I decide that I can have the best of both worlds, my mouth works over your cock, bathing it, I feel it grow harder and harder. the tip is growing thicker as you come closer to exploding. I start sucking harder while my fingers stroke your balls, kneading them. I want your juices. . please give it to me. I feel your balls constrictiong as you begin to shoot deep within my throat, I swallow around the head of your dick as you coat my throat... mmmm. . you taste so good. As I. He hadn't spoken hardly at all the whole night.“Absolutely baby, what would you like.” I answered. “Do you ever rub yours." I asked. Ginny looked embarrassed. “Of course you do, we all do.” I added, this seemed to ease her mind. “You have felt it get hard haven't you?” she nodded. “feels good doesn't it" I said more as a statement. She nodded again shyly. “This feels so good. ” I said as I continued to rub my clit.“I've never seen you dressed like this before.” Ginny added as she looked.