Kairaku Kensa (Associated Names)

The deep underground laboratory “Lichtenstein Zahlen “. (T/N: Zahlen means numbers) A group of research facilities that conduct outrageous human experiments based on inhuman means and demonic ideas. There, they drive countless girls mad with pleasure and their uninterrupted bawls echo in the air. A young girl, Kagami Kuromachi, is trapped in the center of…