She lay back and wondered what delights lay ahead. He returned to the bed. "Stand up" he whispered. "I have a little surprise for you". U stood up. ...He led her by the hand and positioned her at the end of the bed. He placed her hands behind her back and handcuffed her. No sooner had he done this, then there was a knock on the door. He went to open it. U's heart beat faster. She had only ever done one-on-one. He opened the door and a tall, blond women slipped inside the room. He closed. She laughed just a bit, then said "I knew you were looking - I just didn't say anything!" Pressing just a bit more, I said "So, how about it?!?" Amanda didn't blush, but said "You'll have to come to the office (it's adjacent to the Front Desk), 'cuz somebody might come in." I walked around the corner and she opened the security door.After entering the office, I just stood in front of her. She said, "Are you ready?" I nodded, and she pulled up the hem of the sweater. As she pulled on the. I watched her generous ass precede me up the steps and my dick bobbed crazily in front of me.In the bedroom we lay down and began to kiss. Our hands slid easily over each other's body and our excitement began to mount. I dropped my mouth to her breast to tongue and lick her nipple. I gently pinched it with only my lips and she sighed again. When I bared my teeth and gave it a light nip she moaned appreciatively. She pulled me on top of her and spread her legs. My hard cock fell naturally into. Loud music was playing above in my sister’s room.I tip toed to my sister’s room and found it ajar. I looked through it. My sister was wearing nothing but her bra and panties and was in the arms of a naked boy. There was another girl in the room who was sucking another guy’s cock and one more guy’s cock between her legs. The music was loud to muffle the noises these guys were making.Preeti gave a guttural moan when the boy holding her put one hand deep inside her panty and began kissing her.