Enter the world of By Blood where an entire class of vampires operates within the glittering realm of the victorian ton. A man with a secret. Nicodemus Blackburn has seen the best and worst of mankind. Five hundred years of dealing with them teaches the vampire to be very wary of the creatures. Unfortunately, alarming events leave him no choice but to enter the world of the ton to hunt a rogue vampire—one who is making his own army of blood thirsty vampires. Searching for the villain is not the worst of his troubles. That can be laid at the feet of bluestocking Lady Cordelia Collingsworth. A woman on a mission. Cordelia has always been an outcast, even in her own family. She has forged her way in the world with her ability to write, and Nico Blackburn is the focus of her next article. Before she can obtain any information about the mysterious man, she is pulled headlong into a scandal that leaves her with no choice but to marry Nico—a man with dangerous secrets. A passion that consumes them both. Thrust into a world she knows nothing of, Cordelia finds herself falling in love with a man who claims to be a vampire. As their passion grows, so does the danger around them and Nico will have to call on all of his powers to protect the one thing he has realized he cannot live without: his opinionated, infuriating, and thoroughly delectable wife.

The next exciting installment where vampires rule the Victorian ton. All of the London is convinced Jack the Ripper has returned to London, but Malik knows better. He knows the familiar scent of a Made, one that has survived longer than he should have. But, while he is pursuing the killer, he cannot keep his mind on it completely. Mrs. Diana Simpson has become too much to ignore. From her haughtiness, to the simmering passion he sees lurking behind the pain in her eyes, he recognizes his mate. Diana has accepted this new part of her life, but she is not ready to bind herself to any man, human or vampire. Her first marriage left much to be desired, and she is not ready for that disappointment again. Still, each time they are together, the passion they feel explodes, and neither of them are ready for the repercussions of their actions. Especially when the new killer sets his eyes on Diana.