>> detective chris boffman, part of the pimp investigative team, is passionate about catching pimps,ing them from victimizing young, impressionable women. >> for me, there's no greater reward than possibly rescuing a girl. >> he hunts guys like mario, men known to enslave women through fear. >> what they will do is tell the girls, i know where your family lives at. if you run from me, i'll hurt them, i'll shoot them. >> detectives started look into mario a year ago. >> back in september there was a girl that came forward that wanted help. >> right. her name is elizabeth sorano. jessica and elizabeth worked for mario. >> he was good con artist. >> it all started when she was 18, on her way to becoming a code breaker for the air force. she was about to be deployed, she says, when arrested for joy riding in a stolen car. as a result, the air force dropped her. >> i was already processed. just waiting to graduate high school. >> elizabeth says she was sitting in jail when approached by another woman in the lockup. >> she said she had a friend that owned an escort service and she could ge