In a dilapidated apartment battered by a sudden downpour, Xu Xu wakes from a daze. Once a writer who dissected the human psyche and saw through everyone’s weaknesses, he is now reduced to scraping by. Old scars mark his fall from grace, and beneath the damp despair, his edge remains unbroken. He will make human nature his chessboard and wage a battle of wits in the abyss, turning his fate around.