The sharp, witty and enigmatic DI Annika Strandhed, as she heads up a new specialist Marine Homicide Unit (MHU) that is tasked with investigating the unexplained, brutal, and seemingly unfathomable murders.

Mockumentary comedy series following the life of scottish police officers from different areas of the force in a fly on the wall style.

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?