Yuriko's husband, Koji, is a deep-sea fisherman.She was home only ten days a year, and Yuriko felt lonely.Her son, Tatsuya, was worried about his mother, but he couldn't stand the desolate fishing port town and was thinking about leaving for Tokyo.Meanwhile, Mamoru, a fisherman from the fishermen's cooperative, occasionally visits Yuriko's house with fish.He is in love with Yuriko, but Koji can't lift his head and is in a frustrated state, but he can't stand it and attacks Yuriko.Tatsuya, who knew about it, also explodes her desire for Yuriko.It was Yuriko who couldn't accept Tatsuya's desire.