Within hours, the man's libidinous chat transcript, picture, cell-phone number and e-mail address were posted to Perverted-Justice.com, a website run by vigilantes across the United States who troll regional chat rooms hunting for would-be pedophiles.
Perverted Justice has made more than 600 such busts since it was formed in July 2002.
Increasingly, local police are relying on citizens to help them patrol the seedy underbelly of the Internet.
He e-mailed her a picture of his penis and a couple of pornographic video clips, then arranged to meet her at her apartment when her mother was out of town.
A few days later, he drove an hour to the girl's home and knocked on the door.
The group's volunteers pose as kids in chat rooms, and when an adult engages them in sexual banter, they publish the person's personal data on the site so the group's supporters can harass the adult by phone and e-mail.
The group says it's protecting children from sexual predators, but critics say its aggressive tactics seldom lead to convictions.
I have told my family about this and now I living with a friend of mine.