Jane Boyle has long since known that her mother-in-law is a witch, but she'd never imagined Lynne Doran was actually the embodiment of a powerful, ancient, body-snatching evil! Now that Jane and her friends have uncovered Lynne and 666 Park Avenue's dark truth, they must race against the clock to find a way to destroy the ancient witch before she finds her next unwilling host. And as Jane attempts to tap into power stronger than her enemy's, her estranged husband Malcom arrives in time to join the fight...but can she grow to trust him before it's too late?