Lydia Grajauskas will never forget the face. The face of the trafficker who brought her to Stockholm: the man responsible for three unrelenting years of forced prostitution and slavery. DCI Ewert Grens will never forget the name. The name of the prisoner the day his life was destroyed: the man responsible for twenty-five years of torturous heartache. Sweden will never forget their revenge . . . Box 21 is a steely, airtight thriller containing both the harshest aspects of degradation and retaliation, and the toughest questions surrounding the morality of violent and obsessive reprisal.