When a group of Nationalists use an ancient artifact to bring a villain from Arthurian myth back from the dead to gain power, ex-monster hunter Bridgette McGuire escapes her retirement home and pulls her unsuspecting grandson Duncan, a museum curator, into a world of magic and mysticism to defeat a legendary threat.

Bestselling writer Kieron Gillen (The Wicked + The Divine, Star Wars) and Russ Manning Award-winning artist Dan Mora (Buffy The Vampire Slayer, Klaus) explore the mysteries of the past, the complicated truths of our history and the power of family to save the day - especially if that family has secret bunkers of ancient weapons and decades of experience hunting the greatest monsters in Britain 's history!