In the dynamic and dangerous Vienna of 1903, a brilliant psychoanalyst and a brave detective battle to catch criminals who commit the most clever and brutal crimes. Detective Inspector Oskar Reinhardt finds that young women are being slain in an unnerving--and ingenious--manner, with a small, almost undetectable, hat pin. For Dr. Max Liebermann, the killer is unique in the annals of psychopathology, one who murders in the midst of consensual love...