Investigator Ami is getting more and more angry and frustrated as her colleagues get caught up in a series of disappearances of drug investigators... She gets information about the Kuroshishi-kai from an informant and goes there alone, but it's all a trap! She is given the illegal substance she was pursuing and is tied up so she can't move, and her body is played with unreasonably, humiliating and abusing... a hell of pleasure with no end in sight! Ami desperately tries to endure and fight, but her body reacts to the endless waves of pleasure, and she is made to climax over and over again in a state of panic... What will become of the strong, elite investigator Ami?!