Although she usually hides herself with a calm demeanor, she is actually a woman in her thirties with a strong sexual desire and a sense of frustration. Miho Tsuno, who is said to be an eternal amateur, gradually mumbles obscene words, and once the switch is turned on, her lust does not stop and she changes the color of her eyes and immerses herself in lewd acts. After having phone sex and giving a blow job, she is teased a lot with M-shaped restraints, and during sex to release her libido, she keeps talking dirty and cums! The adult woman's raw lewd words and her serious posture are the most obscene.