"Diana Bishop journeys to the darkest places within herself--and her family history--in the highly anticipated fifth novel of the beloved #1 New York Times bestselling All Souls series. Deborah Harkness first introduced the world to Diana Bishop, Oxford scholar and witch, and vampire geneticist Matthew de Clairmont in A Discovery of Witches. Drawn to each other despite long-standing taboos, these two other-worldly beings found themselves at the center...