Chu Yanyan, the legitimate daughter of the Rui Prince's Mansion who has been displaced for ten years, is found and brought back to the mansion at the age of eighteen. Unexpectedly, her inner thoughts can be heard by all the officials of the imperial court. Court storms, the mystery of the true and false princesses, and the entanglement of various forces emerge one after another. With her clear mind, Chu Yanyan holds fast to her original intention amidst the intricate and treacherous situation, distinguishes right from wrong, protects her family, clears away heavy mists, and finally reaps her own glory and stability.