[HNTRZ-008] When I called Deriheru, for some reason, the girls who pretended to be undercover investigators came, and when I went with the investigator situation, I was pulled out by the back OP interrogation. Yurika Aoi, Kyoko Maki, Maina Yuri

'Tanaka', a bitter student who lives in an abandoned and suspicious soap vacant house at a low price. One day, when I called Deriheru to take a break, I didn't expect it to happen.
In order to investigate a powerful aphrodisiac, Yurika, Maina, and Kyoko, the top female investigators of each infiltration agency, infiltrate the ruined soap. There are three types of aphrodisiacs that they pursue. Each of them was dangerous and shrouded in mystery.
On the other hand, Tanaka happens to meet them. Suspected of being a dealer, he is forced by beautiful investigators to interrupt his mouth without knowing anything. However, when he mistook them for Miss Deriheru, things took an unexpected turn.
Tanaka, who is caught up in a situation that is too lucky, experiences the whereabouts of the thrilling and sexy "lewd torture" ...