I slowly grabbed the straps on her shoulders and slid them down giving me (and Dave) and good look at her breasts. I then positioned her directly in f...ont of the window, and from behind, I removed the rest of Kathy’s swimsuit. Right behind a fully nude Kathy I started kissing her neck and fondling her boobs. I could still see Dave’s image in the window. Kathy said my hands on her boobs were so warm and it felt good. I said, “let me warm up your butt.” I then got on my knees, still behind Kathy. So once I had made all the preparations for my departure the next crisis to deal with was what to wear. After deciding that the white G-string and bra that I was already wearing would be okay, I decided to slip into some knee high black sox. Then on went a delightful tight black mini skirt, with a black lira crop top put on to make me look like a Goth with blonde hair. That would just not do for the occasion though, so on went my pink Nike's and I replaced the black crop top with a white tight. "Suck your nipples." Mmm, yes," she said and lifted one lovely breast up to her mouth."Oh fuck yes," I gasped.Her tongue flicked out and licked sensuously around the areole as her eyes glistened with excitement,"Do you like that?" and a quick thrust of my cock answered her question."Baby, this is so fucking sexy," she whispered and kept her eyes locked onto mine as she pursed her lips and took the nipple between them."Watch Tommy." she breathed, and I watched in fascination as she drooled a. But those would be for another time, this would be my first time as a mistress and my first time telling Jane what to do. So I gave her a simple instruction for now to see how well she would obey. “Go get undressed and get into bed, and wait for me,” I looked into her eyes again, looking for any hints of worry or fear in them. She gave me smile “Yes Sa..” I raised my hand to stop her. “When we're alone you will address me as mistress, understand?” “Yes mistress, sorry mistress,” She looked.