The secret life of a married massage therapist working in a hot spring town is exposed. A man who heard rumors visits her and learns about her dissatisfaction and marital discord. Her struggles with a dull rural life and a strained sex life with her older husband become painfully clear. He seduces her and leads her into sex. Despite her normally serious and sincere demeanor, she unexpectedly succumbs to pleasure, responding to the man's advances. Embarrassed yet aroused by her first experience, she is overwhelmed again and again by intense sensations, captivated by his words. This title captures the beauty of the married woman's body and the depth of her hidden desires.