"Summer 2003: A soccer referee -- an immigrant from war-torn Afghanistan -- is found dead after a youth match in a Stockholm suburb. The father of one of the players, who had threatened the ref, is quickly arrested, but he protests his innocence. The police decide to consult Professor Hans Rekke, a world-renowned authority on interrogation and prisoner confessions. Things do not proceed as planned as Rekke challenges the team's assumptions and demolishes...