Monster is a biographical crime drama film directed by Patty Jenkins. The movie tells the true story of Aileen Wuornos, a former prostitute who became a serial killer. Charlize Theron delivers a transformative performance as Wuornos, capturing the complexities of her troubled life and the events that led her down a dark path. Monster is a thought-provoking exploration of the human condition and the factors that can drive someone to commit heinous crimes.