"One evening in 1888, Robert Anderson, the head of Scotland Yard's Criminal Investigation Department (CID), appears at Barker's office with an offer. A series of murders in the Whitechapel area of London are turning the city upside down, with tremendous pressure being brought to bear on Scotland Yard and the government itself. Barker is to be named temporary envoy to the Royal Family with regard to the case while surreptitiously bringing his investigative skill to the case. With various elements of society, high and low, bringing their own agenda to increasingly shocking murders, Barker and Llewellyn must find and hunt down the century's most notorious killer"--
- ISBN10 1250092442
- ISBN13 9781250092441
- Publish Date 6 September 2016 (first published 12 May 2015)
- Publish Status Active
- Imprint St. Martin's Griffin
- Format Paperback (US Trade)
- Pages 336
- Language English