Agatha and the Truth of Murder

Drama based on a re-imagining of true events. In 1926, with her writing in crisis and her personal life in tatters, a young Agatha Christie decides to solve a real-life murder. When the god-daughter and namesake of Florence Nightingale is found dead on a train with horrific head injuries, the victim's partner of 26 years appeals to Agatha to help solve the case.