Female investigators were disappearing one after another at the hands of the notorious criminal organization 'Kurozu'. Amidst this, a woman who had squeezed information out of one of Kurozu's members emerged. Her name was Nana. In fact, she was active as a female professional wrestler under the ring name Pinky Nana. She was tough, known for her submission holds that could render opponents unconscious, and was a formidable fighter. The arrival of the strongest woman. Now, Nana's battle for her reputation begins.
