When the lights come on after a seance in the parlor of Victorian Boston’s most celebrated spiritualist, a pillar of the community lies dead. The world of restless and vengeful spirits has invaded Beacon Hill–while Caroline Ames, seated next to the victim, may hold the key to an all-too-real crime.

From the mysterious device called the telephone to the new electric conveyances that cross the Charles, a tide of change is rising around Caroline, her brother, Addington, and their boarder, Dr. MacKenzie. For Caroline, it has been a time to face her loneliness–and the growing affection she feels for Dr. MacKenzie. For Addington, it is a time marked by the fierce, ineffable pull of a beautiful but dangerous woman. Now they find themselves in the center of a maelstrom, at the heart of a case of multiple murder. And while a killer has already claimed two victims, a clairvoyant has revealed the third: Ames next …