Except for the little unshapely bulge on her belly, she looked as beautiful as she did when I almost tore off her clothes in the passionate moments of... making love to her the first time. Crystal stood there wide eyed, trying to absorb the shock of a rather stranger baring herself down to black thongs and a black lacy push up bra with full cleavage showing. Nikki could tell that Crystal's eyes were fixated for a moment at Nikki's crotch that the black thong was barely able to cover. Nikki quickly. Somehow, she knows.At the end of the exam I collect in all the papers and let the students go. They all make for the door, eager to escape, all chattering about the paper. I complete my post-exam paperwork and glance over at the door. She’s not there, obviously. With a sigh, I gather up the papers and head towards my office, not looking forward to the long and dreary task of marking them.I grab a coffee and settle in at my desk to begin marking the first paper. I’ve pulled Georgia’s to the top,. Nikki began to tell me these tales during foreplay. I would jealously fuck her hard, immediately after hearing these confessions.Nikki told me that she wanted to fuck a stranger. "I want to be fucked, by a stranger," she admitted.Nikki's blunt statement shocked me. My cock stiffened, in surprise."How?" I asked, with my hand rubbing against the crotch of her jeans, hard against her cunt"I want to be dominated. By a stranger. He can slap me around. Choke me. Treat me like a little. It was cute.“So Adam” he began, turning his head towards him” you like working with us?”“Yes Carl”“Good…cos we like working with you don’t we Isty?” he smiled as he placed his hand on my bare knee without averting his eyes from Adam. I nodded hard. “How would you like it to be permanent? Not just the Summer?”“What about school?” Adam nearly whispered.“Forget school…You’ll learn a trade with me….and no-ones going to pay you £400 a week to go to school. Are they?”“Well no but…I’ll need to ask my.