The Purity of Vengeance (Department Q Series #4)

New York Times bestselling author Jussi Adler-Olsen returns as Detective Carl Mørck and his Department Q team delve into a cold case that turns into more than they may be able to handle... 

In 1987, Nete Hermansen plans revenge on those who abused her—especially Curt Wad, a surgeon who was part of a movement to sterilize wayward girls in the 1950s. More than twenty years later, Detective Carl Mørck already has plenty on his mind when he is presented with the case of a brothel o…