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‘sex study’ stories

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Tina Does a Sex Study for Middle Age

Tina a nurse does a sex study to find out the inner workings

by milfwife in Loving Wives 05/15/2014
4.08
58.8k
58
34
72
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Sex Study - Second Visit

Sara participates in another sex survey.

by Luv2pleees in Group Sex 11/22/2017
H
4.63
39.2k
35
1
57
0

In the Dark Ch. 01

Enrollment in a sex study, with a bit of sci-fi back story.

by RenaeNicks in Novels and Novellas 07/25/2007
4.48
11.3k
4
0
5
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