In the shadows, female ninjas live their lives. They try to resist the aphrodisiac and men's desires... but their subordinates betray them and forcefully take the beautiful girl (Shoda Chisato) captive. Despite enduring days of sexual torture due to the drug, she refuses to give up. Another captive, Iori Ryoko, is kept drugged for several days and repeatedly raped by men until she breaks down...
The skilled ninja Reiko Kobayakawa tries to save her comrades while being teased with aphrodisiacs by their superiors. Meanwhile, the outcast Rui, a novice kunoichi, trains hard to prove herself despite being told that without sexual techniques, she won't be useful. However, she starts practicing erotic skills under pressure from her seniors.
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