Miyuki Shirakawa, a 43-year-old fair-skinned, elegant housewife and president's wife. Despite being 15 years into her marriage, she claims to have had no sexual relations with her husband whatsoever. Living a wealthy lifestyle, she openly admits that her emotional needs are unfulfilled, saying honestly, "I feel lonely inside." During this rare sexual encounter, she appears shy in front of the male actor, yet her body trembles and writhes intensely at even the slightest touch—an irresistibly captivating sight. The powerful contrast between her intense physical reactions and inner loneliness creates a deeply authentic portrayal, perfectly embodying the nuanced sensibility of a modern married woman.