Jonathan's life revolves around his nine year-old son Spencer, and he's always deferred the big and small decisions to his partner Claire. So when Claire asks him to leave, Jonathan realises he has no home, no friends and no ambition. Except one: to try to preserve his son's happiness in the face of his parents' break-up.

Fi Lawson arrives home one day to find a family of strangers moving into her house and her husband, Bram, has disappeared. As the nightmare takes grip, both Bram and Fi try to make sense of the events that led to a devastating crime and how they each are going to survive the chilling truth.