A skill and charm of its own, as well as compassion and conviction.

Kate Saunders is an author and journalist. She has worked for various publications, including The Times, Sunday Times, Sunday Express, Daily Telegraph, and Cosmopolitan, and has contributed to Radio 4's Woman's Hour and Start the Week. She has written numerous books for adults and children, including the bestselling Night Shall Overtake Us, and her follow-up to E. Nesbit's Five Children and It stories, Five Children on the Western Front, which won the Costa Children's Book Award in 2014. She lives in London.

Mrs. Laetitia Rodd, aged 52, is the impoverished widow of an archdeacon who just so happens to make her living as a private investigator. Her brother, Frederick Tyson, finds the cases.