. >> in one such instance, the person we ran into was rick clapsy. he was serving a life sentence at the penitentiary of new mexico. >> it was our last day of filming, and we were getting some b roll of a particular inmate, and clapsy was the inmate next door to this guy. and clapsy started talking to me through this cell door, and he started telling me that he was serving a life sentence for the torture/murder of his girlfriend and that he would like to be on the show. >> and we warn you, the interview that took place was one of the most disturbing we've ever conducted. seven years earlier clapsy was working for a cell phone company we he met a 24-year-old woman studying to become a medical animator. her name was mary alice. >> she was, you know, 5 foot nothing, 100 pounds. beautiful, caring. i considered her like an angel. i mean, she was this pure little thing. i mean, i wouldn't smoke around her. i would curb my sailor's tongue around her because it was mary alice and she was fragile. you know? >> during the few months the pair dated clapsy says