That JAV

Nanami lives with her mother and spends her married life at home. Recently, Nanami's days are filled with differences with her husband, who does not take care of the family due to his work. Then her sister Keiko comes home with her husband Toru. After dinner, Nanami is unintentionally left alone with Toru, and she complains about her husband, but Toru is also troubled by the cold relationship... The distance between the two grows as they share common problems, and their unforgivable relationship leads to an uncontrollable desire to indulge in a double-dealing affair.