" You didn't?" Barb teases. "Oh relax. I'm sure if you treated them the way you treated me, they were all very happy." If that were true, I'd still be...with one of 'em." I groused."So why aren't you?" Barb prodded."Missy..." I pause. It still bugged me that I gave her a ring and she gave it back. "Wasn't ready to settle down." I finished a bit lamely. She nodded and waited for me to go on. "Michelle was jealous of Trina. Trina..." I glance at Alex just as he looked at me. His expression falls. I didn’t feel any remorse. My dick was doing most of the thinking at this point. I wanted to do unspeakable things to my sexy sister. It actually felt good to have control over Kayleigh for once. “Go ahead sis, show us those sexy titties.” I smiled ”She shakily took off her bra, releasing her perfect D cup breasts. Vlad and I were in awe. It was amazing that such a skinny girl could have such big and perfect breasts. After a while of just staring at her breasts Vlad snapped out of it and went. In simple terms, an electromechanical strain gauge is placed around the penis shaft to measure changes in circumference as the blood flow changes. In this way, the amount of arousal can be measured when I present differing visual stimuli, and we can see what excites the men sexually. The legal system uses these devices to try to prove or disprove the urges of sexual predators. But it also works well in my practice.” He paused for a minute to gather his thoughts and said, “I install the device. Then I go back down to the pleasure zone and begin to suck you hard and soft and hard again. I stroke your cock with every movement of entering into my wet mouth. I lick every inch of your cock as your cock is deep into my mouth. Your driving is becoming erratic and you find a turnout to stop at. You park the car and tell me to get out and follow you. We both get out and you grab my hand and pull me along with you. I look around to see where we are or where we are going. In front of us there is.