The title of the book comes from the name of the God who has been in charge of the heavenly seal for the past two hundred years. The sky represents white, the night represents black, and the alternating days of black and white are long. By observing a young and strange woman, he officially appears in the 60th episode of this book and moves from behind the scenes to the front. Through dialogue with the protagonist of the book, the mystery of the woman's life experience and her superhuman talents are revealed layer by layer. It further allows the world to learn about many little-known mysteries of celestial bodies and unexpected inventions and creations. The book uses the love between the hero and heroine as a clue, extending from the family to society, the country, and the world, covering all aspects of politics, economy, industry, agriculture, culture, health, science, technology, and the ecological environment. It reflects family ethics, social belief crises, official corruption, and the huge environmental crisis lurking behind prosperity. The book has 100 episodes and about 420,000 words. It is a chapter-length novel.