Years after surviving her harrowing experiences as a housemaid, Millie is now married with two children, and the family has finally saved up enough to buy a beautiful, quiet home in a suburban neighborhood. However, the idyllic domestic setting quickly turns highly unsettling due to the bizarre, suspicious behaviors of their new neighbors across the street and a creepy handyman who keeps watching their house. When a shocking murder takes place inside their quiet cul-de-sac, the local police focus their investigations directly on Millie's family. To protect her children, Millie must confront the dark secrets buried in her own past before her sanctuary is permanently destroyed.