Mikael Blomkvist, a financial journalist for Millennium magazine, has been convicted on counts of slander. He decides to take a break from his job when he is hired by Henrik Vanger, part of one of the wealthiest families in Sweden, to solve a cold case: the disappearance, some forty years previously, of his 16-year-old niece, Hariett. Blomkvist will soon realize that the Vanger family is filled with sinister secrets. He gets help from Lisbeth Salander, a troubled 24-year-old woman who has the ability to find inaccessible information. The incongruous pair will start to dig dark and dangerous family secrets and uncover much more than they had planned.