Her husband became impotent, and her family's finances were on fire. Ayano decided to work at a soap that could satisfy her own libido and help her household. However, she has become completely erotically ignorant due to the handicap of her inexperience and her long sexlessness with her husband. In order to polish her soap technique before she goes to work for the first time, she sends soap items such as mats and lewd chairs from her shop ... So Ayano comes up with the idea of using her son's cock as a practice table ....
