Four years ago, Brynn was a student at Saint Ambrose School when her favorite teacher was murdered. The case was never solved. But now Brynn is moving home. She's starting a dream internship working at a true-crime show. And she wants to know what happened to Mr. Larkin. She seeks out the kids that found the body, including her former best friend, Tripp. Now the top of the social pyramid, Tripp revels in his popularity, but he has never forgotten that everything he told the police that day was a lie...