Up-and-coming porn performer Leo Forte heats up our Sex Issue 2011 cover.

Well howdy -- it's Folsom Street Fair time again, and that means our annual steamy, dreamy Sex Issue. Check out the contents before, and play wild!

>>PRESENTING THE HOTTEST ASS IN THE BAY

The winner of our Bay Buns 2011 contest

>>BECAUSE PRINCESS SAYS SO

The mastermind behind Kink.com's "Wired Pussy" and "Public Disgrace" sites finds power in perversion

>>SAN FRANCISCO SMUT MAP

A peep at our fair city's filthy-gorgeous history

>>"AND THAT'S WHEN I CAME"

A steamy tale of SF sex from Bawdy Storytelling

>>WARM LEATHERETTE

Our nightlife column rounds up some smokin' hot parties for this weekend

>>HIDING THE CONDOMS

Safeway's decision to move condoms into locked cabinets worries public health advocates