Rumor has it that a certain pharmaceutical company is secretly developing illegal drugs and devices, brainwashing women and earning a large amount of money as sex slaves. Investigator Kobayakawa entrusts her junior investigator Nanami Matsumoto with infiltration. Matsumoto, who has infiltrated her investigation, finds out that she has infiltrated and injects her brainwashing drug into her body. She is dominated by a lewd personality, and her heart to defeat evil is completely gone...
