With homicide cold cases leaving unanswered questions for the victims' loved ones, killers are able to run free with the assumption they've gotten away with murder. Whether it's due to botched investigations, lack of evidence, or science not evolving fast enough, these bumps along the road have left us demanding justice for the people they've affected. In order to tell their stories, the concept of this true crime show centers around bringing these cold cases back to life through experts and material witnesses to ensure the killers are... .