When a 25-year-old murder in St Andrews becomes the subject of a provocative true-crime podcast, DS Karen Pirie is tasked with heading up a review. Digging up the past, Karen uncovers fresh evidence and a potential perpetrator. But when suspects start coming under attack, the cold case turns into an active investigation. Can Karen find the killer before it’s too late?

• Lauren Lyle
• Emer Kenny
• Chris Jenks
• Zach Wyatt
• Rakhee Thakrar
• Ariyon Bakare
• Kevin Mains
• Gemma McElhinney