A married couple moving into their dream home is being threatened by terrifying letters from a stalker, signed - "The Watcher."
Cast: Naomi Watts, Bobby Cannavale, Luke David Blumm, Terry Kinney, Michael Nouri, Emily Juliette Murphy, Michael Devine, Yuko Torihara, Jennifer Coolidge, Mia Farrow, Matthew Del Negro, Samantha Blaire Cutler, Isabel Gravitt, Henry Hunter Hall, Kathryn Boswell, Aidan Pierce Brennan, Lily Talevski, Caitlin Hammond
Nora urges Dean to move on, but the past continues to haunt him. A shocking confession doesn't add up. Back at the house, keen eyes continue to watch.
Dean and Nora find a hidden room where someone's been living. Theodora shares intriguing intel about Roger Kaplan. The family makes a fateful decision.
Nora thinks Dean wrote the letters to scare her into selling, but a DNA test yields surprising results. Contractors uncover something in the basement.
As Dean digs deeper into the house's history, Theodora discovers Dakota's disturbing screen name - and Ellie's secret relationship comes to light.
The pool of suspects shrinks in the wake of neighborhood tragedy. Karen offers Nora a way out. A strange visitor tells Dean about the Fourth Turning.
After hiring a private detective, Dean speaks with a former homeowner who's still shaken by what he endured. Nora and the kids move into a motel.
Soon after the Brannock family moves into their dream home, they receive a threatening letter from a mysterious sender - and suffer an unexpected loss.