He got hold of information about the Kuroshishi-kai and went in alone, but it was all a trap! He was restrained and unable to move, and his body was played with unreasonably, and he was given the illegal substance they were after. Humiliation, abuse... and pleasure hell! He desperately endures and fights, but the pleasure attacks are endless! Tsukasa's body and mind are in a never-ending pleasure climax hell that makes her lose consciousness... What will become of the strong and skilled investigator Tsukasa?!