A soapland where beautiful girls only come to work on dangerous days is frequented by men who want to impregnate them. Monami, a married woman with beautiful, voluptuous breasts, lives a life of misery with her workaholic husband. One day, a customer who came to the store for the first time falls in love with Monami and becomes a regular! The customer is invited to Nami's home as a special guest... and to his surprise, they have sex to make a baby with her husband in the next room!