Hai Shi is about to win the third examination test, but He Chong poisons her with needles that dissolve and leave no trace. While rescuing her, his mask falls off, and he's recognized as Lord Qing Hai, prompting the Emperor to restore his status and move Ji Feng Pavilion to the palace. He Chong commits suicide, indicating he poisoned Hai Shi so he could win. Ju Qi Qi realizes Hai Shi is a woman that Fang Zhu cares for while the Emperor continues to emotionally torture Ti Lan. (Source: frankly at MyDramaList)