In the spring of 1628, the Witchfinder of Wessex finds himself a true Witch. As Bess Hawksmith watches her mother swing from the Hanging Tree she knows that only one man can save her from the same fate: the Warlock Gideon Masters. Secluded at his cottage in the woods, Gideon instructs Bess in the Craft, awakening formidable powers and making her immortal. She couldn't have foreseen that even now, centuries later, he will be hunting her across time, determined to claim payment for saving her life.