Nakagawa is an unsuccessful freelance writer living in an apartment building. He was writing an article on the subject of "Married women's sexual desires and their reality." Unable to make much progress, he goes to the balcony to take a break, when a shadow moves in the Japanese-style room next door. It turns out that the married woman living next door is in the middle of getting changed. Nakagawa is transfixed by the sight of her unashamedly exposing her naked body in broad daylight. Lewd fantasies like those in erotic manga come to his mind one after another...