A married woman's body and lust exposed in a morning affair! Yurika, now in her forties, leads an uneventful life as a full-time housewife. With her husband busy at work, even having children has become difficult, and she vaguely wonders if this is how she will end up as a 'woman.' One day... after a morning jog, she is caught by her neighbor, a college student named Yano, in the act of masturbating. A young man with a strong sex drive and a married woman who wants to shine again as a woman. The two agree to an affair 'only on weekday mornings' and become engrossed in their adultery...
