A lonely teenager runs away from home, bringing his abusive stepfather's girlfriend with him.

Diane is a devoted friend and caretaker, particularly to her drug-addicted son. But as those around her begin to drift away in the last quarter of her life, she is left to reckon with past choices and long-dormant memories.

Nancy becomes increasingly convinced she was kidnapped as a child. When she meets a couple whose daughter went missing thirty years ago, reasonable doubts give way to willful belief.