She said, "oh good, you are just in time to put some lotion on my back." I did not hesitate. I put the lotion on like I did the day before. Except ...his time my mother says, "Do my front too." She grabbed her bikini top and rolled over. The bikini top was still untied and just barely covering her boobs as she positioned herself. I was able to see most of her barely covered breasts. My cock was instantly rock hard. I started putting lotion on the legs starting down by her feet. I worked. ‘Aack!’ She started squirming but I used one hand to pin her body against me as I tickled her. As she writhed, I got down on my knees, getting her on hers well. Still tickling her, I gently pushed her on her back and laid on top of her. She was still struggling and managed to grab my hands away from her, but with some effort I was able to restrain both of her hands with only one of mine, leaving my other hand free to tickle her relentlessly. ‘Okay, you win!’ It was still the better half of a. But apparently you’re not doing that…and you’re not masturbating either…so you’re getting backed up…she called it testicular inflammation and it can cause infections…even cause you end up impotent and infertile.” She looked over at him now and his expression of confusion has shifted a little towards something more akin to awkward acceptance. “So am I going to have to keep going in there for that?” “No, no…no sir…never again,” she exclaimed with a little more fervor than she intended. “I. She doesn’t want to reveal her actual thougts about me watching them because she was not sure how my dad is going to react to that and what effect it would lead to between me and dad. So she didn’t bring that topic. Few days passed and I didn’t experiment anything. I simply heared and saw their activities.After few days I again laid my hand on my mom now she knows that I did this deliberately she moved my hand away. I immediately moved it back to mom and this time it touched her waist this time.