Michelle Mason can't remember that day, that drive, that horrible crash that killed the young man in her car. All she knows is she's being held responsible, and her daughter is missing.

Despite a shaky marriage, a threatening lawsuit, and troubling flashbacks pressing in on her, Michelle throws herself into searching. Her daughter in the one person who might know what really happened that day, but the deeper Michelle digs, the more she questions the innocence of those closest to her, even herself. As her search hurtles toward a shattering revelation, Michelle must face the biggest challenge of her life.