: Adapts The Distant Echo . Karen reopens a 25-year-old murder case of a barmaid after it becomes the focus of a viral true-crime podcast.

Whether you are a fan of the novels or a newcomer to the TV series, here is everything you need to know about , the refreshingly "unfashionable" and sharp-tongued Scottish detective. The TV Series (ITV/BritBox)

The series follows DS (later DI) Karen Pirie, a young detective in St. Andrews assigned to the Historic Cases Unit.