Soon after the Brannock family moves into their dream home, they receive a threatening letter from a mysterious sender - and suffer an unexpected loss.

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 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.