Shen Weiwan, the sixth lady of the Prime Minister's Palace, was forced to marry Xiao Jue, the powerful uncle of the regent, because she looked exactly like her late aunt, and became a well-known stand-in. The red candle flickered, and he mistakenly recognized it with his drunken eyes; in the deep palace, she was startled every step of the way. From the chess piece shrouded in shadow to the princess who stirred up the storm, she tore off the shackles of the substitute in the whirlpool of intrigues, and the cold regent was already in her body, and she couldn't tell whether he loved the shadow or the real her.