Nanako is a married woman with fair skin, a beautiful face, and big tits, who's also easily swayed by pressure. Perverted neighbors target her, leaving her unable to escape. A fraudulent calligrapher comes by under the guise of teaching calligraphy, then forces cunnilingus on her right then and there. The local merchants' association old men also invade her home under the pretense of a dance competition, repeatedly harassing her sexually. Unable to say no, Nanako gets dragged into their wicked acts. Yet, she ends up revealing a lively ahegao, climaxing and squirting, driving the situation into even greater chaos.