Told in real time, The Punishment opens with two parents searching for their missing boy in a Chilean forest. Minutes earlier, Ana (Antonia Zegers) and Mateo (Néstor Cantillana) had left their 7-year-old son alone by the side of the road for misbehaving. As they look for him with the help of a local police officer, the couple will face some uncomfortable truths about their relationship and their role as parents.