As a resident of the apartment building, Nanaha is a housewife with a husband who works for a trading company. One morning, she went out to take out the trash in casual clothes and her life took a turn. A male resident who saw this approached her. Originally having an M-type disposition, Nanaha couldn't refuse and was violated in the absence of her husband. Since then, she has been successively ravaged by male residents who heard the rumors, and Nanaha completely fell...