Raped by an Angel 4: The Rapist's Union (1999)

"The Last Lamb 4: Rapist Alliance" is the fourth installment in a Hong Kong Category III film series, directed by Herman Yau, starring Shu Qi, Leon Lai, Li Can-seng, and others. The story revolves around a mysterious rapist alliance that hunts women using brutal methods to commit sexual assault crimes. The female protagonist (played by Shu Qi) is a strong, independent woman who becomes a victim in an accident and vows to uncover the truth behind this evil organization. Throughout the process, she faces numerous dangers, collaborates with the police to track down the alliance's leader, and grapples with psychological trauma and moral dilemmas. The film explores the dark side of human nature and the conflict between revenge and justice through tense plotting and explicit visuals, culminating in a shocking ending that reveals the alliance's astonishing secrets.