Investigator Aimi recently learns that a young woman has died due to a drug called "pleasure pills" and goes into the enemy's hideout alone. However, Aimi was trapped by the enemy and became a prisoner. - She is drugged by her body that cannot move, and the effect of the drug gradually attacks Aimi. - The men treated her even more miserably as she tried to endure with an indomitable spirit. * The contents are the same as IESP-625.