A mad scientist is aiming to achieve immortality by extracting sexual energy at the moment when he makes a woman reach orgasm by passing electricity through her body and taking it into his own body. A spirited and masculine female detective, Kaori Honda, rises up to stop them, those who abduct ordinary women and conduct unjust human experiments in secret. However, she is captured as a sacrifice by Katsuma, her former boss who has become depraved. The worst day of her life begins...