On the surface, she appears to be a gentle and tolerant old-fashioned young lady living in a wealthy family in Shanghai, but in fact she has the ability to read people's minds and listen to their secrets. When the smoke of the turbulent times seeps into the high wall, the "confidante" beside her husband has ulterior motives, and there is a deadly espionage mission hidden behind every charming smile. Su Tingyin put aside the pretense of being jealous and started arranging the chessboard with her own thoughts during the card game dance. This is not a house fight, but a war without smoke. She used the lies and conspiracies she heard as threads to weave a dark web that could turn the world around for her husband and her family and country without him knowing it.