The theme of the series is pain, and the content of the three books is human, society and nature. The three books are designed with the theme of human, society and nature, combined with the special expression form of concept books. In the book material and design, they are combined with the theme for innovation From the visual experience or reading experience can bring different experience, hope that through this series of works, let people in the process of reading, resonate with books, stimulate people's empathy through the content, and appeal to people to realize the society, human beings and natural existence through the text content theme All kinds of problems that can not be ignored in the world make human, society and nature more harmonious and stable.