Frustrated by her sister’s reserved nature, Naoto uses hypnosis to unleash Taeko’s hidden desires, awakening her to a world of insatiable pleasure. As he guides her deeper into ecstasy, Taeko’s entire identity transforms into his devoted, lustful toy, craving his touch and command. Their bond intensifies with every hypnotic session, fulfilling his fantasies and her newfound, overwhelming need for complete physical and emotional surrender.