I kept jumping from one boob to other. Also, I took her nipple in between my teeth and bit it. She rejoiced in pain and pleasure. Her head was tilted ...ackward and her moans could not stop.I wanted to go down and kiss her navel but she asked (almost commanded) to stop and came over me. She started kissing my neck and removed my shorts and tee shirt within seconds. I was just in my underwear. She went on to kiss my nipples, licked them and kissed my penis from above the cloth.I was hard as hell. One thing was sure: my mother-in-law, like all of the other women in her family, was sexy as hell and she knew it, too. The biggest surprise, though, was the way that she handed me a collar with a leash attached, and in such a way that there was no doubt that she wanted me to tug the leash while fucking her from behind.“I’m your bitch now, son-in-law. You own me, just as you own my husband, and a few others. By the way, some of these traditions are relatively more recent than we might have led. It can be a thin straw for someone weak or a thick hose for a powerful mage.” She held up two fingers joined into a circle. “Imagine this is the very spot where that pipeline joins to the mage’s body. Blocking is simply a matter of doing with the mana channel what can be done to any pipeline. You merely use your mana to block off that channel and keep them from reaching the Astral to gather up mana for a spell. Once that is done they are effectively blocked.” She laughed softly. “You can. As she ran again her fingers back through my slit, she noticed that I was even wetter than before. Then Laura ordered me to strip off my dress. I had been naked in front of her several times; but this looked something different. Laura let me there naked and went to her bedroom for a moment.She came back and handed me some outfit she wanted me to wear. Then my girlfriend explained me tonight we were going to hang out with some of her friends; so I would wear those clothes…I looked the miniskirt.