My wife, who has a serious personality, has always disliked Mr. Ikeda, the resident who lives in the apartment next door and gives off an intimidating vibe. He smokes in the common areas, talks loudly on his cell phone, and follows rules for separating trash. As an officer of the women's association, my wife was always on edge about our neighbor. However, a while later, she visited Mr. Ikeda's house with a "petition for improvement" signed by all the residents, and ever since then, her attitude began to change...