Annika Bengtzon is a fictional character created by Swedish author Liza Marklund. She is a determined and resourceful journalist who often finds herself entangled in complex crime investigations. The character first appeared in the novel "Sprängaren" (The Bomber) in 1998 and has since become a central figure in a series of crime novels. Throughout the series, Annika navigates both her professional and personal life, facing challenges as a single mother while pursuing her career. The books explore themes of justice, gender equality, and the impact of crime on society, making her a relatable and compelling protagonist in contemporary crime fiction.