One day, as the long winter drew to an end and the breath of spring began to be heard, Takeo returned home wrapped in a thick coat and was astonished to see his mother, Sumika, dressed lightly. Unable to bear the sight, he urged her to put on some clothes, but Sumika insisted, "It's warm, isn't it?" The next day, Takeo looked at his mother, dressed even lighter, with her nipples showing through as she did the housework, with a scornful look. However, Sumika didn't seem to mind Takeo's gaze and said she wanted to go shopping in that outfit...