All souls trilogy

Young scholar Diana Bishop, a descendant in an old and distinguished line of witches, wants nothing to do with sorcery, but while doing research at Oxford's Bodleian Library, she unwittingly calls up a bewitched alchemical manuscript that causes a stirring in the underworld that only she can calm.

Witch Diana Bishop and vampire scientist Matthew Clairmont travel in time from Elizabethan London to the present, where they encounter old friends and enemies. As the search for Ashmole 782 takes on an even greater urgency, the pair must finally come to terms with what the witches discovered centuries ago.

Historian and witch Diana Bishop and her vampire scientist husband Matthew Clairmont return from a trip to the past still searching for the elusive alchemy tome "Ashmole 782.".

Diana Bishop, an Oxford scholar and reluctant witch, and Matthew Clairmont, an vampire geneticist, are in the center of the battle over an enchanted manuscript when they are unexpectedly sent on a dangerous journey together.