the ropes' bondage erodes her reason!! what awaits is forbidden pleasure!! will she fall into evil or uphold justice? the fate of the female investigator is now being tested. the female investigator who challenged the darkness of the slut organization. but, the ending exceeds imagination!! "special investigator morinaga is ordered to infiltrate alone to search for the headquarters of the slut sales organization 'black dog'. knowing the danger, she sneaks into the hideout, but is detected by the enemy and caught in a fierce gun battle, and the mission ends in a regrettable failure. morinaga, who was captured, is tightly bound with hemp rope and falls into the hands of cruel villains. what awaits her is humiliation and despair, or…
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