Do it slowly or you'll rip me in two..."Ben didn't try to gain much ground on his first probe into her dripping slit. He could no more than get his bi...g knob an inch past her swollen outer lips. Jenny prided herself in being tight, but after the recent fingering she had given herself, she expected to be able to accommodate him fairly easily. Instead she found she could barely handle the huge bulb of his throbbing, heartshaped knob.The tightness surprised Ben a little, but excited him as much. He. As the door closed behind you, there was a brief moment of darkness. You heard a somewhat loud click & a spotlight shine down on a chair in the center of the room. It seemed to be covered by black leather & almost resembled the type of chair that you would find in a dentist's office. However, it was designed with some unusual attachments that you didn't recognize. Plus it seemed to be designed for comfort.A second click turned on all the lights in the room, revealing Doctor Mike to you."Hello. "Who are you, another inmate here for the study?" Yes, you might say that," the stranger said as he walked towards her. "My, aren't you pretty." He added when he got close. She sensed him undressing her with his eyes. Typical, just like all the guards back in prison."Hey! Doctor! I want my own room, I ain't bunking with no guy," Lauren said, but as she turned to address Claire she discovered her mysterious benefactor had slipped out of the room while this jerk was distracting her. She turned. She starts to slide out of her uniform. Snap.And then she was standing there in her underwear, and Mark's cock was as hard as a rock. He had never in his life seen a pretty teenage girl wearing so little. He stared at her, her delightfully curved waist, the luscious breasts under her bra, the inviting V-shape of her panties. She looked at the wet spot on his crotch and giggled. "You know what they say," she said, "when you've got the asses, show the masses!" She turned around and bent over,.