Following the horror of her discovery of Jack the Ripper's true identity, Audrey Rose Wadsworth has no choice but to flee London and its memories. Together with Thomas Cresswell she journeys to the dark heart of Romania, home to one of Europe's best schools of forensic medicine. When blood-soaked discoveries taint the halls of the school's forbidding castle, Audrey Rose is compelled to investigate the murders. Are they the work of Vlad the Impaler, whose thirst for blood became legend? Or a copycat killer?