(CATHERINE and WARRICK get to work as the Coroner's Office puts the body on a gurney.) Catherine: Grissom ... a stay. Catherine: He raped and murdered Charlene Roth. Catherine: Mathers was convicted and sent to death row by a jury of his peers. Catherine: Oil-based? Eyeglasses are. Greg: The new case? Grissom: Nick? Grissom: So Janet Kent's killer saved some of her hair and planted it on Debbie Reston fifteen years later on the night that John Mathers was set to be executed. I hear the same evidence speaking. Ms. Campbell: Fifteen years ago. NICK is with a machine running it over the ground, looking for a body.) NICK waits for the results.) NICK walks in.) Sara: I just left Greg in DNA. Slide's missing.
Plan: A: Fifteen years ago; Q: How long ago did Catherine help put John Mathers on death row? A: Catherine; Q: Who helped put John Mathers on death row? A: a young student; Q: Who was John Mathers accused of murdering? A: a local college; Q: Where was the victim of John Mathers' crime? A: a stay; Q: What is John Mathers granted on the day of his execution? A: new DNA evidence; Q: Why was John Mathers granted a stay of execution? A: a missing student; Q: What are Grissom, Nick and Sara looking for? Summary: Fifteen years ago, Catherine helped to put John Mathers on death row for the rape and murder of a young student at a local college. On the day of his execution , he's granted a stay based on new DNA evidence. Meanwhile, Grissom, Nick and Sara are looking for a missing student, who is found murdered and left in exactly the same fashion as the women in Catherine's case.