A married woman accepts a man's invitation and gives herself over to a two-day, one-night hot spring trip without her husband's knowledge. The sexually satisfied wife loses herself in excitement. She is licked, caressed, wet, and made to feel good, revealing the face of a lustful woman! After being penetrated by the man's penis and writhing in agony, she straddles him and swings her hips violently, reaching climax. Her desire grows as she receives sexual techniques that her husband never gives her, revealing her lascivious true self...