Ako Mizuno is 26 years old. At school and at work, she's the type to always cause trouble with love affairs, and she's a woman with strong erotic pheromones. She has a strong sexual desire, and because of her masochistic constitution, she is always looking for a master who will be an absolute ruler. The appearance of finding a strong man and switching to a new one is criticized by the same sex and laughed at by men as a bimbo. However, there is no such convenient woman for playing sex games. Once he became Ako's master, he would open his legs wherever he ordered.