Special agent Morotomi Reina. She has a strong sense of justice and a strong competitive spirit. One day, she volunteers to take on a dangerous mission that everyone around her tries to stop her from doing. The mission is to be a dangerous undercover mission as a young girl for a violent criminal organization that the special investigation unit is pursuing. However, her true identity is revealed by an informant within the bureau and she is captured. The righteous female agent is violated and humiliated, and before long, she becomes a fragile young girl who becomes a lewd prostitute, crying and perverted, setting her young bud ablaze...