denofa contradicted that. he claimed rachel left and that he went up to his room alone. >> he said that he was with her and she just went her way and he went his way and that was it. he said he had absolutely nothing to do with her demise whatsoever. >> but to investigators, something just didn't seem right. >> i didn't like the guy. >>> the prime suspect in rachel siani's murder was the last known person to see her alive, jack denofa. he was married with no children and owned a sign company. employees say, like clockwork, denofa visited divas every tuesday night. rachel was his favorite dancer. >> she had mentioned jack, and she said that, you know, she wouldn't even have to work that night if she didn't want to because he would just give her money to sit there and talk to him, and she said that, you know, he seemed like, just like a lonely guy, and that he was basically paying for her friendship. >> we had never discovered any evidence of any kind of sexual relationships. we asked the girls that, and we have