Many of them are middle-class, many have young children.And all of them are looking for an opportunity to betray their spouses. But I wanted to find out what sort of woman uses such a site.I reply, telling her to come over and ask me face to face. She looks furtively around and asks me if I'm nervous. There is tension in the air like North and South Korea coming together to hammer out a treaty.Suddenly the realisation of how odd it is to meet a stranger with the express intention of having an affair dawns on me. It's more like Alan Sugar interviewing an apprentice.So I paid £119 for a month's membership, giving me an entre to thousands of faithless females.They are allowed to sign up for free as a way of ensuring the numbers are balanced between the sexes.
She has declined to tell me her name, so I have to think of her as her web sobriquet.
Her photograph reveals that the hour has stretched to 90 minutes.
I'm already starting to feel like I've had enough of this experiment.
"I want a man with a personality and looks to take my breath away." These are the requirements of the dark-haired, dark-eyed, 37-year-old Asian beauty who has sent me her romantic wish list.
Reading it on my laptop in the aptly named Cafe Affaire in central London, I consider what she really wants: a no-strings-attached sexual relationship.