Song Yuan was personally sent into the enemy state's imperial court by her fiancé, originally believing that what awaited her was an endless hell. Facing the cruel and bloodthirsty tyrant of the Li state in the eyes of the world, she, like duckweed in the wind, moved step by step with calculated caution, struggling hard to survive in the cracks of political intrigues and schemes from all sides. However, when her old love pressed closer step by step under the guise of national righteousness, and when a heaven-shaking conspiracy was slowly unveiled in the deep palace, in this endgame with her as a chess piece, who on earth was the prey, and who was the true hunter? Those who attempted to trample her underfoot would never imagine that this abandoned chess piece would ultimately stir up a storm that overturns the world.