A, went into her room and closed the door, slowly, behind her! It didn't lock shut! I pondered whether to go in and have a go at her on the bed! I'm s...re she wouldn't have minded! But, I decided not to push the Gods of Lust, and after I dried myself off. Went back into Hips' bedroom and laid back down in bed! As I lay there, A, opened the bedroom door, poked her head in, and smiled at me laying there. "Mom just called, " she said, "she says she'll be home in about an hour, hour and a half! At. I couldn't see anyone so I exited first with her following so close I could feel her nipples against my back. We were twenty feet from the door. I really thought our luck would hold out this time. But sadly no! Around the corner came a tall naked man.He had a towel over his shoulder and was pulling on his dick with one hand. He was a couple strokes away from a full hard-on. He stopped and stared at us. I said, "Hi, how ya doin'?" He replied, "Not as well as you........obviously!"I began to. But now, I was in two minds as to how I should take it forward. Should I pretend guilty in front of her? That all of this happened in the heat of the moment? Or should I take it that it was all mutual and we both participated equally in the act?When I thought about the whole episode, I could clearly see that she was completely into it. It was more like she wanted it to happen. Of course, I had planned it in such a manner. But she had equal participation, which was mutual.So I geared myself up. ..although she was incredibly sexy too. Also a curvy girl with juicy thighs and ass held by short sweat shorts that showed off every curve. And on top she only had a tight white t-shirt.Both of them stepped onto the tile of the shower stall as she guided him in and turned the knob. Warm water fell from a large rain spout shower head above them. The water ran down his body and as it soaked him the assistant pressed herself into him. Her breasts firmly squeezed into his chest, a leg wrapped.