Jun, a nephew who came to visit from the countryside, ends up staying at the home of his aunt Mako, whom he has long admired. The two were meeting outside and heading home when a sudden rain shower got them soaked. When Jun got home and saw Mako changing out of her wet clothes, he got excited and attacked her. Mako, frustrated with her husband's long business trip, resists but begins to feel aroused when Jun caresses her...!!