11 年前，Kat Donovan 警探的未婚夫 Josh，也就是她一生的摯愛失蹤了，從此她再也沒有他的消息。現在當她在約會應用上發現她始終的未婚夫時，她的世界崩潰了。這導致凱特重新揭開圍繞她父親被謀殺的未解之謎，并揭开她过去埋藏已久的秘密。

Robert Thorogood adapts his own novels alongside Lucia Haynes (“Vera”) and Julia Gilbert (“Midsomer Murders”), each of whom will write a two-episode murder mystery. Thorogood’s episodes will be an adaptation of his second novel, “Death Comes to Marlow” while Haynes and Gilbert are set to pen brand new stories.