The couple that escorts together, stays together? Inside the marriage of an adult-services power cou Bianca and Rob are New York's highest-rated erotic providers, and they say their marriage is stronger than ever

It all began when Bianca and Rob went out for drinks with friends. As tends to happen in conversation fueled by alcohol, the topic of sex came up. One by one, their friends dished on their own kinky exploits -- there was talk of sex toys, pornography and even group sex. "Crazy things," as 28-year-old Bianca puts it. Afterward, the couple went home and had a few glasses of wine and "the bug stayed in our head," says Bianca, who grew up in Brazil speaking Portuguese and is prone to endearing malapropisms in English. "It was like, 'Are we boring?'"

It's a common enough fear -- the kind of thing that sends a married couple to their local well-lit sex shop for some fuzzy handcuffs. But they decided to do something more drastic: A few weeks later, they went to a swingers club. It was "a disaster," she says. The event was held in a warehouse filled with "middle-aged ugly guys," she says, so they left, never having taken off their clothes.

Next, she turned to Google and ended up on a Backpage ad reading, "Hot young couple, open-minded." Bianca and Rob called the couple, thinking they might go out to dinner, see if they hit it off and go from there, only to discover that the "hot young couple" was seeking a "donation" for their time. They were escorts, of course, but the idea had never occurred to Bianca and Rob. "It seems silly now, but we didn't know," she says. "I was that kind of naive." That's when Rob got an idea. "He looks at me and jokingly says, 'Let's put up an ad, babe,'" she says. "I look at him and I'm like, 'Hell no, nobody is even going to call!'" A couple of drinks later, they were tearing apart their closets in search of sexy getups and posing for photos. Within a half hour of their ad going live, their phone was ringing off the hook. It wasn't long before their voice-mail box reached...