like this man, 30-year-old kenneth fortin. >> watch, he's coming fast. he's in the kitchen, call out. >> hey, i'm in here. >> he's been chatting online with a decoy posing as a 15 year old. he describes detailed plans for their sexual rendezvous. he says he likes to start with oral sex. after that, he asks her what position she'd like to try first. and he also asks if he can do more. >> can i tie you up? >> you got like ropes and stuff? >> yeah, i work construction so i have all kinds of stuff but if you like rope, i will bring rope. >> so did he actually bring rope? >> hey, i'm about to put on my bra and panties, come on in. >> keep going. he's coming fast. >> rob, go ahead, chris has him. >> how you doing. why don't you have a seat over in that chair, please. he says he's here to meet a girl, but he can't remember her name. and he's a little vague about her age. >> rather young. >> reporter: rather young. as in? >> 15 or 16. >> reporter: 15. and how old are you? >> 30. >> reporter: and it's okay for a 30-year-old man to come to a home where a 15-year-o