Misaki, a member of the narcotics task force with a strong sense of justice, realizes that information is being leaked and suspects the presence of an informant. She decides to enter the hideout alone, without alerting the informant. Misaki subdues the men in the hideout, but is punched by a woman who comes behind her and loses consciousness. When Misaki wakes up, she finds herself being held captive by Kurokawa, the informant. Made to feel pleasure by Kurokawa's psychic powers and the power of synthetic drugs, Misaki loses Kokoro of justice and falls into lustful evil...