It's a hot summer in the 1950s. Yuko lives with her son Kenbo in a rural village. Kenbo was a gifted boy who had been raised by a single mother and given a hard time, but he was aiming to go to a university in Tokyo. However, a single-parent family in a rural village cannot afford to earn that much. At that time, the village deputy mayor took an interest in Yuko. When no one was looking, the deputy mayor would sneak around and devour Yuko's sweaty body in the bushes. Yuko endured it for Kenbo's sake, but Kenbo, who knew nothing about it, was watching her...