When Preston Police found Ben Topping parading over the battered body of his girlfriend Rosie Darbyshire, they were determined to bring him to justice. There was no doubt he was responsible for her death, the only question that remained was why. Murdertown returns for its fifth season, this time hosted by award-winning actress Emilia Fox. In each episode, Emilia will visit towns and local communities throughout the country rocked by murder and tragedies, from which the scars persist to this day. Through the testimony of investigating police officers, local journalists, friends and relatives, the series re-tells these shocking incidents and how the lives of those directly affected will never be the same again.