"Ugh, it's so noisy!!" A few days ago, a new resident moved into the apartment above the Aoki couple, who are living in a cheap apartment while they are trying to buy their own home. Even though they just moved in, the footsteps are still too loud. Thinking that the resident is probably a country bumpkin with no experience of living in an apartment, Aoki's wife, Rei, decided to give him a stern complaint and knock on the door, thinking about the future. Just as she had imagined, the resident was a boy who looked like a typical country bumpkin. His timid response ignited Rei's sadistic personality...