when i found out what she was doin', i just didn't want her to be pushed to the side like it never mattered. >> and if she's kicking over this rock anew again, you know, there you were gonna be with the bull's-eye again, right? >> i got another bull's-eye on my back. >> reporter: when the investigator cracked open the thin case file. this is what it told him -- where dana's body had been found. the file also told him who found her -- that young man who'd been driving by in his car. but just as interesting was where dana had been partying that night -- that nightclub on the seamier side of town. >> so, what was that place all about? >> it was very typical -- stereotypical of the early '80s in a lotta the nightclubs -- a lotta music, a lotta lights, lotta people. >> reporter: and a hotspot well-known to the city vice unit, according to detective bratton. toby had a theory about the club he shared with police. dana, he said, had gotten mixed up in something and was scared. >> dana actually told me that somethin' was gonna happen to