After two parents report that their 12-year-old daughter Asunta is missing, the investigation soon turns against them. Inspired by true events.

In September 2013, the news and newspapers shocked us with a horrifying and highly publicized case. Asunta Basterra (originally Fang Yong), a 12-year-old girl of Chinese origin, had disappeared, although 24 hours later it was learned that she had really been murdered. Her body was found on a forest track near the family's country house.