A little girl hiding somewhere in Ystad. She has seen something terrible – and must at all costs be silenced. While launching a rewritten lawsuit on trafficking in Ystad District Court where Wallander and prosecutor Katarina Ahlsell subjected to death threats. The scary situation forces them slowly to see with new eyes on their professions and each others lives. When the young witness himself will contact Kurt Wallander finds himself soon in the midst of a dramatic showdown with both their lives at stake.