Maiko is a housewife who does not satisfied with the sex life with her old husband, Shusaku. One day Maiko’s student Kaito and his wife, Ayano, move to her neighbor….

Maiko is a housewife who does not satisfied with the sex life with her old husband, Shusaku. One day Maiko’s student Kaito and his wife, Ayano, move to her neighbor….