When Sergeant Mendick is sent to Dundee to collect a prisoner he expects a speedy return to London, but an unfortunate turn of events see him retained to help solve a particularly gruesome murder. Set in 1849, this sequel to The Darkest Walk sees Scotland Yard Detective Mendick return to his home town of Dundee, a place that holds no happy memories for him. He finds himself mixing with the the elite of society in Victorian Dundee in an attempt to discover who is behind a series of shockingly violent murders on an apparently random group of victims.