Kirsty Young and the team work with the police to appeal for help in cracking unsolved cases and bringing criminals to justice. Featuring the hunt for the robbers who subjected a Cumbrian woman and her small child to a terrifying ordeal, and the brutal murder of a 64-year-old woman in Holyhead 16 years ago. Plus how the police caught a woman nicknamed the Black Widow, who spun a web of lies to obtain money from lovers before going in for the kill.