The descendant of adventuring-dead-aristocrats, Clarissa Knightley supplements a modest inheritance by penning gothic novels that cost more than they earn. Upon learning that she has mysteriously inherited a share of an earl's estate, she rashly packs up her household. In remote Gravesyde Priory, she hopes to find a safe haven and family who will welcome her and her young nephew. Instead, she discovers a drunken American army captain, his African servant, and ancient, surly caretakers.

November 1866: The grisly murder site in London's East End is thronged with onlookers. None of them expect the calmly efficient young woman among them to be a medical doctor, arrived to examine the corpse. Inspector Richard Tennant, overseeing the investigation, at first makes no effort to disguise his skepticism. But Dr. Julia Lewis is accustomed to such condescension . . .

Walter Atherton, Viscount Birtwell, has drifted through his charmed life without a care in the world. As the eldest son and heir to an earl, he has never had to make his way in the world. His days are filled with pleasure, and to set the seal on it, he will shortly be married to a vastly wealthy heiress. His future is set fair for happiness. But the brutal murder of the family chaplain reveals a dreadful secret, and Walter finds his whole future upended. What on earth is he to do now?

Librarian Sylvia Ashe knows nothing about her past, having grown up without a father and a mother who refused to discuss him. When she stumbles upon a diary that suggests she's descended from magicians, she's skeptical. After all, magicians are special, and she's just an ordinary woman who loves books. She seeks answers from a member of the most prominent family of magicians, but she quickly learns that finding the truth won't be easy, especially when he turns out to be as artless as her, and more compelling and dangerous than books.

Tabitha, Lady Chesterton, the Countess of Pembroke, is newly widowed at only 22 years of age. With no son to inherit the title, it falls to a dashing, distant cousin of her husband's, Jeremy Chesterton, known as Wolf. It quickly becomes apparent that Wolf had consorted with some of London's most dangerous citizens before inheriting the title. Can he leave this world behind, or will shadowy figures from his past follow him into his new aristocratic life in Mayfair? And can Tabitha avoid being caught up in Wolf's dubious activities?