My name is Ryosuke. My wife, Shuri and I live in a nicely aged, company-owned apartment that's about 30 years old. The other night, our bathroom broke down, due to some sort of water pipe breakage. Since it was getting late, we called a "local plumber" who calls himself an "emergency plumbing service" and had him come over. It turned out that the "middle-aged plumber" was a quiet, taciturn man with a serious air about him...