Monsters. Murder. Librarians. Librarian Sebastian Rath is the only one who believes his friend Kelly O’Neil disappeared due to foul play. But without any clues or outside assistance, there’s nothing he can do to prove it. When bookbinder Vesper Rune is hired to fill the vacancy left by O’Neil, he receives an ominous letter warning him to leave. After he saves Sebastian from a pair of threatening men, the two decide to join forces and get to the truth about what happened to O’Neil. But Vesper is hiding secrets of his own, ones he doesn’t dare let anyone learn. Secrets that grow ever more dangerous as his desire for Sebastian deepens. Because Kelly O’Neil was murdered. And if Sebastian and Ves don’t act quickly enough, they’ll be the next to die.

Librarian Sebastian Rath and his lover Vesper Rune are tasked with seeking and containing the evil Books of the Bound. But one of the Books has been freed from its prison—and is in the hands of a killer. As more bodies turn up, Sebastian finds himself tempted to use forbidden magic to locate the Book and stop the murderer. And when an unexpected connection to the necromancers who created the Books is revealed, Sebastian must choose just how far he’ll go to right the wrongs of the past—even if it means endangering his own future.

Librarian Sebastian Rath and his lover Vesper Rune continue their search for the evil Books of the Bound. But in the meantime, the young men in Sebastian’s social circle start dying. Though the deaths look like self-administered poisonings, Sebastian soon comes to realize a killer is at work. And not just any murderer, but one wielding the dark power of the Book of Bone. To stop a madman, Sebastian must choose whether or not to embrace the unsettling powers gifted to him by the previous Books. Because if he fails to stop the killer, Ves could be the next target.

The hunt for the evil Books of the Bound nears its end, as Ves and Sebastian track an elusive killer who can raise the dead. Librarian Sebastian Rath has Bound himself to three of the four necromantic Books created by his ancestors. Only the Book of Blood remains—and it’s in the hands of an elusive killer. Someone is murdering members of the Widdershins Horticultural Society using the Book’s magic. In order to stop the killings and Bind the final Book, Sebastian and Ves must find their way through a forest of lies and deception. But the danger is closer to home than they think, and more than one killer has Sebastian in their sights.