When the lights come on after a séance 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 . . ."