Era background: During the Wanli period of the Ming Dynasty, Go was at its peak, and rivers and lakes and courts were intertwined.
Core conflict: The dispute between the traditional chess game and the new "mental arithmetic style". The forces of the court use the chess game to control the world.
Theme: Chess is like life, you have no regrets when you make a move; use chess to straighten your heart, and use your heart to prove the truth.
Intention: chess is like life, you have no regrets when you make a move; use chess to straighten your heart, and use your heart to prove the Tao.