Shuhei Hirayama, a widower in his mid-fifties, leads a modest life centered around his job and family. Living with his daughter Michiko and younger son Kazuo, Shuhei is content but aware that Michiko shoulders many household responsibilities. Occasionally meeting up with old friends for drinks, nostalgic conversations often turn to marriage and the inevitability of change. These interactions prompt Shuhei to reflect on his children's futures, especially Michiko's delayed prospects for marriage due to her dedication to their home.

Shuhei's concern grows when he learns an old classmate's daughter remained single to care for her father, highlighting the consequences of dependency. With gentle prodding and support from his acquaintances, Shuhei begins to consider arranging a marriage for Michiko. His efforts open up a range of emotions and family dynamics, revealing the intricate balance between tradition and personal desire in post-war Japan. This poignant journey underscores the sacrifices made within families and the unspoken burdens carried by each member, painted against the backdrop of a changing society.