·The concubine who married for survival, worked hard to uncover the conspiracy step by step, from abandoning the chess piece to being a chess player, and fell in love with the cold-faced master and killed each other in the whirlpool of power, and finally worked together to overturn the world structure.
The heroine Su Wantang was forced to replace her eldest sister and become a concubine in order to preserve her family. In fact, she was a deliberate "sacrifice". After entering the palace, she relied on her extraordinary insight and forbearance to resolve crises time and time again in the cannibal palace, and defeated her enemies. She and Xie Yuheng, the cold-hearted imperial master who holds power, began to test and exploit each other, and in the process of dealing with the remnants of the former dynasty, strife in the harem, and border crises side by side, they gradually got a glimpse of the truth and scars behind each other's cold masks. When the heroine discovers that she is actually a princess of the former dynasty living among the people, and that the conspiracy to destroy the country has the same source as the current palace mafia, she has to make a choice between revenge and current friendship, power and sincerity. Finally, together with the hero, she reveals the shocking secret, reshapes the order of the court and harem, and realizes the double redemption of self and emotion.