My Father-in-Law's Lovemaking: The Confusion of Wearing Mourning Clothes

After attending the funeral of her bedridden father-in-law, Yukio, Yasuko receives a marriage proposal from her lover, Kuniaki. Yasuko's husband, Yuichi, has been missing for four years, and a divorce would be finalized if the proper procedures were followed. However, Yuichi reappears after learning of Yukio's death...