drops, tension inside rises. as soon as amy hits the pavement. >> okay. you've got a pickup truck turning the corner. >> within minutes the undercover attracts interest. >> she's walking to the car right now. >> and it is down. it's down. come and get him. it is down. >> as the decoy signals officers, patrol cars move in on the unsuspecting buyer. >> y'all got cameras on me? [ bleep ]. i'm trying to holla at a female. >> stunned, the man says he was just trying to sweet-talk the undercover. amy says men who buy women often act with aggression and like to wield power. >> the guys pull up, they expect you to jump right in. because that's what the girls do. and they're very demanding. girl, get in. bitch, get in. you know, they say all types of things. and you playing a role, so you accept this stuff and you try to find ways to not get in the car. >> the first guy was a dub for head.