Ghidul Nina Hartley pentru preludiu

• 00:00
• 03:08
• 06:17
• 09:25
• 12:34
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• 18:51
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• 56:34
• 59:42
• 01:02:51
• 01:05:59
• 01:09:08
• 01:12:16
• 01:15:25

Nina Hartley's Guide to Foreplay: a video series from the 90s with Nina and some wonderful, explicit instruction.