Yuko is a wife living a lonely life while her husband is away on a solo work assignment. Wanting to use her free time to learn how to heal her tired husband, she decides to take massage lessons from Yabe, a masseur and friend of her husband. At first, Yabe had no ulterior motives; he simply gave Yuko an oil massage out of goodwill while teaching her. However, every time he touched Yuko's body—which was a whole-body erogenous zone, trembling and letting out sighs even during a wholesome treatment—Yabe's reason began to unravel...