The heroic swordswoman Touka and the female executive of the evil organization Kai Mashing, Yo Bikyuni, have their bodies and minds swapped due to a weapon malfunction. Yo Bikyuni, now possessing Touka's youthful, sensitive virgin body, indulges in masturbation to explore the pleasures of her new form. Meanwhile, Touka's consciousness, trapped in Yo Bikyuni's body, is captured by the Kai Mashing leader, Kurokumaru, and subjected to torture. However, after sharing a mutual secret, Yo Bikyuni gains deeper understanding and ultimately betrays her allies—capturing the body housing Touka's spirit, crucifying her, and confronting Kurokumaru on the spot. In the climax, she commits the ultimate act: taking Touka's virginity. Amidst this bizarre body-swap scenario, a shocking narrative unfolds where desire and hatred violently collide.