Sara is a member of the Crimson Police, a special team of women secretly organized within the National Central Investigation Agency. This female corps, also known as the Pure Amazons, is an elite that has undergone special education and training since childhood. She has an astonishingly strong sense of chastity, as if she had been brainwashed, and when it comes to male sex offenders, she displays a cruelty that is unimaginable from her cool demeanor. Sara's ultimate battle begins.