Dorothy L. Sayers: Dorothy L. Sayers was born in Oxford in 1893, and was both a classical scholar and a graduate in modern languages. As well as her popular Lord Peter Wimsey series, she wrote several religious plays, but considered her translations of Dante's Divina Commedia to be her best work. She died in 1957.Jill Paton Walsh: Born in 1937, Jill Paton Walsh was an award-winning British novelist and children's writer. Her adult novels include Knowledge of Angels, which was shortlisted for the 1994 Booker Prize, and the Imogen Quy Mysteries. She also completed Dorothy L. Sayers's unfinished Lord Peter Wimsey and Harriet Vane series. In 1996, she received the CBE for services to literature. She died in 2020.

An engrossing, intelligent and provocative novel in the guise of a conventional mystery