A poisonous secret.
A terrifying curse.
And a client she'd just as soon see dead in a ditch.... Summer 1889. Harrison Fearing Pell hoped for adventure when she signed on with the Society for Psychical Research as an occult investigator. Slogging through New York's sewers in pursuit of a "mud man" wasn't exactly what she had in mind. But the reeking monster terrorizing the dance halls of the Tenderloin leads her to...