Ryoko, who is now in her 10th year of marriage, devotedly takes care of her father-in-law and brother-in-law, who live with him. One day, Ryoko can no longer contain the joy of traveling abroad as a reward for her promised to her husband, and tries to wear a swimsuit she bought a long time ago, but her plump, pubic hair sniffs out. From the day when her father-in-law saw her embarrassing figure and was pushed by momentum and shaved, a forbidden relationship with the men around her begins, as if invited by Ryoko's ripe, hairless pussy...