when he wasn't working a job in the north slope oil fields, he was partying, pumping iron and chasing women. back in zanesville, meanwhile, the cops kept the pressure up on the person they did have in their zip code, sirius underwood. the detectives were all over his girlfriend wendy. >> every time that i had a little spat or whatever i was frustrated or disgusted with sirius/they would always show up, again, "just wondered if maybe you remembered something." >> trying to find you at a vulnerable moment -- >> yes, yes and -- like, "i've already told you every single thing, and it's never going to change. if you don't lie, you don't have to cover a lie." >> reporter: brandy's mother was losing faith in cops ever making an arrest in the case of her daughter's brutal murder. >> are they saying, "trust us"? >> yeah. every time we'd hear somethin', we'd contact 'em. still need to get more evidence. still need to get more evidence. >> reporter: but something was about to happen and it was enormous. call it a good luck bolt from the land of the midnight sun: