Momoko leaves her child and lives alone with her husband.Her husband doesn't see her as a woman, and because of her loneliness, her feelings as a woman rather than as a wife increase day by day...At that time, her nephew Masayuki will stay for a few days.On a hot summer day, Masayuki is drawn to Momoko's defenseless appearance, drenched in sweat.Momoko is shyly swept away by him who is forcibly approaching her with her youthful momentum, saying, "Is this kind of aunt okay?"After a while, she began to seek him out on her own...