The Obscene Way of Purgatory on Earth

Detective, undercover, pretty girl, dedication, prostitution, and gangsters. The man, struggling with his fighting spirit, is in great pain; the woman, in order to complete the task, is completely open and in pain. In view of the recent rise in prostitution in Hong Kong, the police decided to send three female undercover agents to bring the mastermind of prostitution to justice. The three undercover agents underwent rigorous special training. Undercover No. 1, BoBo, was sent to get close to the mastermind and became his mistress to obtain information. Undercover No. 2, Shasha, infiltrated a prostitution ring and became a red-branded aunt. Undercover No. 3, went on a rampage in the police force with the goal of finding the mole in the police force. In the end, they finally succeeded in completing the task, but each has their own choice for the future...