Pay the devil's due

They are investigating the disappearance of a swim coach whose accused of child molestation. A veteran detective (Ulrich Thomsen) who is fighting with his own demons is on the case. And he finds out that the case thickens to crime including Albanian mafia, corrupt officials and fabricated beneficence. Trademark Scandinavian crime, quite boringly so, based on a Jussi Adler-Olsen novel.