``Let's deepen our friendships at our annual camp...'' One day, the instructions were given to Ozawa, the chairman. His wife, Kana, also had a troubled look on her face, so she tried to refuse with a reason. However, she has just moved and doesn't want to damage her position in the neighborhood association, so she succumbs to the persuasion and ends up going camping alone. That night, I thought nothing strange would happen since it was a gathering of adults, but I found out that the only other attendees besides my wife were three middle-aged men. Even when I called, I was out of range, and my anxiety gradually grew...