Nao Yuki, 34 years old. A married woman with a son in the upper grades of elementary school, after three filming experiences, finally finds out that she is appearing in an adult video by her husband. In desperation, she goes on a hot spring getaway, and engages in public exposure and creampie sex while trying not to make noise, outdoor bath sex, and drunken orgy sex. Although she feels guilty, she cannot resist the pleasure and goes crazy with the attacks of multiple male actors.