In 1987, Houston resident Tracy Jo Shine, a promising young dancer who had won a spot at the city's prestigious High School for Performing Arts, vanished without a trace[reference:0][reference:1]. Despite an intensive investigation, her disappearance grew cold[reference:2][reference:3]. Then, in 2000, a cold case squad discovered a crucial lead—the victim's ex-boyfriend, Michael Neal, had been bragging about killing her[reference:4][reference:5][reference:6]. This episode, "Cold Storage," reveals how investigators use forensic science to unlock the secrets of a case that had been frozen in time for thirteen years.