>> the night that she was arrested, dane ta told investigators about an underground network where men buy women without fear of police detection. >> i ended up meeting a man from craigslist who knew about this underground almost like society, if you will, of men that created an online website where the girls would go there and post and people could call you and set up a date with you. >> there is a secret society type of websites where the average person has to apply to ever gain access into the society. and you basically fill out a form on the internet and they actually do a background check on you through information that you provide to them and it's very difficult to get into these websites. >> and what kind of men frequent the society? >> it messed with trust issues. a lot of married men.