Her husband has become impotent, and the family finances are in dire straits... Ayano decides to work at a soapland, where she can satisfy her sexual desires and help out the family. However, in addition to the handicap of inexperience, she has become completely ignorant of erotic things due to the long period of sexlessness with her husband. In order to hone her soapland techniques before her first shift, the store sends her soapland items such as a mat and a naughty chair... but then Ayano comes up with the idea of ​​using her son's penis as a practice dummy...