and we were in love because it was real. >> police discovered that keary and devon guzman had been in a fight the night before the murder. it was so loud that patrons in the bar underneath their apartment heard everything. >> heard her banging around, yelling, and somebody from the bar goes upstairs to investigate, and they come down and say, well, some girls are upstairs. >> when questioned by police, keary didn't deny it. >> our fights were more out of the normal like, you know, like we would hit each other or, you know, stuff like that. she would pull my hair, you know, the vodka bottle, throwing it, pouring it on her. that's just how we were. >> keary said devon left the apartment after the fight, and she denied having anything to do with devon's murder. investigators decided to take a