Female ninja living in the darkness. Trying to resist aphrodisiacs and male virility... A subordinate betrays and, along with sources of betrayal, violates Sayo (Shoko翔田千里). With her body driven mad by a secret drug, Sayo desperately endures days of violation... Imprisoned Kikyou (Iori凉子伊織涼子) is then subjected to days of aphrodisiacs, being repeatedly violated by men and breaking down... Reiko of the Iga kunoichi. The headmen discipline Reiko with aphrodisiacs to make her obey their commands... Rui of the kunoichi is a dropout from the ninja village. Rui trained and gained strength, but was told that kunoichi are useless without sexual skills, so she began training in sexual techniques...