Maho decided to work at a soapland instead of her husband, who is unreliable in both earning money and sexual desire. It's truly a two-birds-with-one-stone situation, as she can satisfy her own sexual desires and earn money! However, she was determined to aim for the top soapland girl... Maho's body, who has lived only for her husband until now, had become completely unfamiliar with erotic things due to years of sexlessness. In addition, she has the handicap of being inexperienced. In order to overcome this high wall and become the number one soapland girl, Maho ends up using her son as a practice dummy...