Closet witch Diana Bishop and centuries-old vampire Matthew Clairmont are drawn into a deadly mystery and forbidden romance when a magical book shows up in an Oxford library.
Reluctant witch Diana Bishop and vampire Matthew Clairmont seek refuge in the fascinating and treacherous world of Elizabethan London. There, they must find a powerful witch to help Diana control her magic and search for the elusive Book of Life.
As she continues her search for a mentor, Diana meets wealthy alchemist Mary Sidney. London's vampire ruler demands fealty from Diana and Matthew as he is unnerved by their sudden arrival in the City.