Genvieve Stonefield's husband Angus is missing when she seeks William Monk's help to find him. She is convinced that he has been murdered by his twin brother Caleb, a shadowy figure who lives in the slums bordering the Thames and has always hated his respectable businessman brother. Although worried about Hester Latterly's health as she nurses victims of a typhoid outbreak in Limehouse, and threatened by a personal scandal, Monk is determined to bring one of the most bizarre cases he has ever encountered to its conclusion.
Anne Perry is a New York Times bestselling author noted for her memorable characters, historical accuracy and exploration of social and ethical issues. Her two series, one featuring Thomas Pitt and one featuring William Monk, have been published in multiple languages. Anne Perry has also published a successful series based around World War One and the Reavley family, and the recent standalone novel The Sheen on the Silk. Anne Perry was selected by The Times as one of the twentieth century's '100 Masters of Crime'.