Haunted by a troubled past, Millie takes a job as a housekeeper in the grand residence of the Winchesters. She cleans, cooks and cares for their daughter. Though some of the family's behavior unsettles her, she ignores it. Millie envies their lavish, seemingly perfect life. But when she uncovers a dark secret hidden within the mansion's walls, she realizes she has placed herself in mortal danger.
