MUDR-387 Hot Springs Trip: Haru Aoba, the neighborhood association's daughter, is repeatedly violated by the sweaty, virile thrusts of hideous old men, and is repeatedly given orgasms.

Haru, the prettiest girl in the neighborhood, is once again participating in the annual hot spring trip organized by the local community association to deepen their camaraderie. However, her father, who usually accompanies her, is unable to go due to work, so this time she will be accompanying him alone as a caretaker. Having known the older men in the neighborhood since childhood, the innocent Haru has no reason to be wary of them. However, the ugly old men, lusting after the grown-up beauty they have known since childhood, take advantage of Haru's innocence and gradually begin to sexually harass her...