Sarutomo, a salaryman who has just moved into an old apartment, goes to greet his neighbor before his room is even tidied up. There, he witnesses his female neighbor (Yuri) writhing in a lewd manner with a man and can't help but snap a photo with his hobby camera. That evening, when he goes to greet her again, Yuri introduces a different man as her husband. Unable to hide his shock, Sarutomo becomes infatuated with the seemingly pure but actually lascivious Yuri, progressing from taking photos to wanting to touch her for real…
