This crime thriller novel is the first installment in the Millennium series and follows Mikael Blomkvist, a journalist who teams up with Lisbeth Salander, a computer hacker, to solve a long-unsolved disappearance of a woman. Through their investigations, they uncover an extensive corporate fraud and corruption among powerful Swedish figures. The novel brings to light themes of corruption, abuse and justice within Sweden’s socioeconomic class system. It also explores issues related to gender power dynamics and abuse. The book has been adapted into multiple films, which have helped popularize it even further.