Yuka Shinohara, 30, a housewife residing in Nerima Ward, boasts a stunning figure and is entering her third year of marriage. She and her husband enjoy sex twice a week; he prefers strong, rough intercourse, while Yuka desires gentler, more careful lovemaking. Though she believes she has certain skills in bed, she finds it difficult to voice her preferences. Now, seeking truly satisfying sex, she stands here on the verge of her debut.