Forced into early retirement by a degenerative illness, former baseball player Ray Waller moves into a new house with his wife and two children. He hopes that the backyard swimming pool will be fun for the kids and provide physical therapy for himself. However, a dark secret from the home's past soon unleashes a malevolent force that drags the family into the depths of inescapable terror.
Curtis Pike and his family are selected to test a new home device: a digital assistant called AIA. AIA observes the family's behaviors and begins to anticipate their needs. And she can – and will – make sure nothing – and no one – gets in her family's way.
In the aftermath of her husband's death, widow Ramona's struggle to raise her two kids is hindered by the arrival of a mysterious woman with supernatural abilities.
