Sumire, the most beautiful girl in the area, will participate in the annual hot spring trip to deepen the friendship of the neighborhood association. However, her father, who accompanies her every time, cannot go because of her work, so she has to accompany her alone this time as her caretaker. She has been acquainted with the men in the area since she was a child, and she has no wariness of the innocent Sumire. However, the ugly old men, who were lustful for the grown-up appearance of a beautiful girl who had known her for a long time, took advantage of Sumire's innocence and gradually began to sexually harass her.
