The actual background of this book is a government office building, a casino building, and a prison building. The three buildings reflect the various faces of officials, businessmen, lovers, and people in officialdom, shopping malls, love scenes, and casinos. The purpose of this book is to celebrate truth, goodness, and beauty, and to denounce falsehood, ugliness, and evil. This book is more focused on exploring and revealing the inner world of the characters.