The Nishio couple lives in an apartment in a quiet residential area, leading an ordinary life. One day, they noticed their neighbor, a househusband named Oomachi with a big dick, cleaning the front door in a strange way. He said it was 'housework exercise,' allowing him to work out while doing chores. Kaori became interested and immediately asked him to teach her step by step. At first, it was a serious lesson, but it gradually turned into an H mood…
