Forty years ago, Harriet Vanger disappeared off the secluded island owned and inhabited by the wealthy Vanger family. There was no corpse, no witnesses, no evidence. But her uncle Henrik, a powerful industry magnate who doted on Harriet, is convinced that she was murdered - by one of their own relatives. The Journalist Mikael Blomqvist is hired to investigate. Before long, Mikael starts to link Harriet's disappearance to a string of gruesome murders. Enter private investigator and computer hacker Lisbeth Salander - a fierce young woman with a set of vibrant tattoos and a capacity for cool, remorseless rage. This unlikely pair delves into the Vanger family's sinister past. The Vangers are not only feuding and secretive but also violently dysfunctional and Mikael and Lisbeth are about to discover how far the family is prepared to go to protect themselves.