There was an elite investigator, Misuzu, where cases of undercover drug investigators disappearing one after another were frequent, and an investigator who was filled with anger and frustration as her colleagues were involved. She enters the Kuroshishi-kai hideout with certain information, but it was all a planned trap! Her body is manipulated unjustly, she is administered the illegal substance they were pursuing, humiliation and abuse... and then a pleasure hell with no end in sight!! She desperately endures with her proud pride, but where will the fate of investigator Misuzu go with the persistent pleasure wave attack...