detective mike preadmore confronted daniel clay, the ladies'man whose dna was on chelsea bruck's halloween chelsea at the party? >> no. >> before the party, after the party? >> nothing. i didn't even know her. >> like a patient fisherman, the detective flicked lures around his suspect. >> you're a lucky man. i wish girls just -- >> be confident. just talk to them. >> i think i'm a pretty confident kind of guy. >> do you have a wife? >> i do have a wife. that's probably the problem. >> so it went. until, calmly and quietly, the detective broke the bad news. for all of daniel's denials, dna doesn't lie. and his dna was on chelsea's costume. and so the question -- how could that be? >> i did not do anything to that girl. i did not. i'm telling you. >> he was adamant. they kept talking. and then daniel admitted he did have sex with a woman at the party. could it have been chelsea? well, maybe. >> when i ask you about chelsea bruck and having sex, there's a possibility? >> there is a possibility. >> so that means -- >> i had sex with someone that night. like i was out in the car and -- somebody

becky brinson and her friend chelsea bruck just loved dressing up for halloween. chelsea and becky worked together at a restaurant called olga's kitchen in monroe and, as they served their customers, they talked endlessly about what was coming. this wasn't going to be just any halloween party. it was big mike's annual halloween bash of 2014. >> everyone -- just everyone knew, big mike has the biggest halloween party. >> and after all, their friends were going -- and there'd be bands and noise and excitement and, who knew what all there'd be? >> we were definitely gonna be there. >> big mike had made quite a name for himself, with his heavy metal music and his epic parties, here at his mother's farm. the girls had been to some of those parties before. and nothing bad ever happened. so, really why should they worry, as they dreamt up their costumes. their clever impersonations of evil. >> we were both gonna be batman villains. >> chelsea would be the essence of evil, batman's nemesis poison ivy. >> she looked beautiful in her costume. >> yeah, i'll bet -- >> i'll nev