American thriller starring Russell Crowe. Stuck in traffic behind a pick-up truck that won't move, frustrated mother Rachel (Caren Pistorius) blows the horn as she manages to overtake. Later on, the truck catches up with her and the man (Crowe) driving confronts Rachel and her young son, Kyle (Gabriel Bateman). Refusing to apologise and choosing to ignore the man Rachel drives on. However, when it becomes apparent that the man is following her and means to do her harm Rachel realises that she and her young son are in serious danger.