Delve into a gaslit London in this 'compulsively readable murder mystery' (Guardian) by the Number One bestselling author of Behind Her Eyes. Jack the Ripper may be making the headlines, but another, much more dangerous, madman is loose on the streets.

Delve into a gaslit London in this 'compulsively readable murder mystery' (Guardian) by the Number One bestselling author of Behind Her Eyes. Jack the Ripper may be making the headlines, but another, much more dangerous, madman is loose on the streets.