When a group of Nationalists use an ancient artifact to bring a villain from Arthurian myth back from the dead, retired monster hunter Bridgette McGuire pulls her unsuspecting grandson Duncan, a museum curator, into a world of magic and mysticism to defeat a legendary threat. Now the two must navigate the complicated history of the McGuire family, all while combating the deadly secrets of England's past that threaten its very future.

volume 1.The king is undead -- volume 2. Old English -- volume 3. The parliament of magpies --