One year after losing their son David, Eve Goode and her husband Raymond Goode adopt the orphan Ethan Snow (and his teenaged sister Abby Snow and bring them to their own mansion nearby a lake. Abby faces difficulties of adaptation in her new house, and she faces Eve, who proves to become shaky and deranged. Abby attempts to contact detective Ben Koch, their friend, when Ethan gets sick, and she realizes her brother and she's trapped at your house.